28393291250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:566

約数の個数: 160

約数和(自身を含む): 58406304000

約数和(自身を除く): 30013012750

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 74, 79, 95, 125, 158, 185, 190, 250, 370, 395, 409, 475, 625, 703, 790, 818, 925, 950, 1250, 1406, 1501, 1850, 1975, 2045, 2375, 2923, 3002, 3515, 3950, 4090, 4625, 4750, 5846, 7030, 7505, 7771, 9250, 9875, 10225, 11875, 14615, 15010, 15133, 15542, 17575, 19750, 20450, 23125, 23750, 29230, 30266, 32311, 35150, 37525, 38855, 46250, 49375, 51125, 55537, 64622, 73075, 75050, 75665, 77710, 87875, 98750, 102250, 111074, 146150, 151330, 161555, 175750, 187625, 194275, 255625, 277685, 287527, 323110, 365375, 375250, 378325, 388550, 439375, 511250, 555370, 575054, 613909, 730750, 756650, 807775, 878750, 938125, 971375, 1195507, 1227818, 1388425, 1437635, 1615550, 1826875, 1876250, 1891625, 1942750, 2391014, 2776850, 2875270, 3069545, 3653750, 3783250, 4038875, 4856875, 5977535, 6139090, 6942125, 7188175, 8077750, 9458125, 9713750, 11955070, 13884250, 14376350, 15347725, 18916250, 20194375, 22714633, 29887675, 30695450, 34710625, 35940875, 40388750, 45429266, 59775350, 69421250, 71881750, 76738625, 113573165, 149438375, 153477250, 179704375, 227146330, 298876750, 359408750, 383693125, 567865825, 747191875, 767386250, 1135731650, 1494383750, 2839329125, 5678658250, 14196645625, 28393291250]

約数ペア:

[(1, 28393291250), (2, 14196645625), (5, 5678658250), (10, 2839329125), (19, 1494383750), (25, 1135731650), (37, 767386250), (38, 747191875), (50, 567865825), (74, 383693125), (79, 359408750), (95, 298876750), (125, 227146330), (158, 179704375), (185, 153477250), (190, 149438375), (250, 113573165), (370, 76738625), (395, 71881750), (409, 69421250), (475, 59775350), (625, 45429266), (703, 40388750), (790, 35940875), (818, 34710625), (925, 30695450), (950, 29887675), (1250, 22714633), (1406, 20194375), (1501, 18916250), (1850, 15347725), (1975, 14376350), (2045, 13884250), (2375, 11955070), (2923, 9713750), (3002, 9458125), (3515, 8077750), (3950, 7188175), (4090, 6942125), (4625, 6139090), (4750, 5977535), (5846, 4856875), (7030, 4038875), (7505, 3783250), (7771, 3653750), (9250, 3069545), (9875, 2875270), (10225, 2776850), (11875, 2391014), (14615, 1942750), (15010, 1891625), (15133, 1876250), (15542, 1826875), (17575, 1615550), (19750, 1437635), (20450, 1388425), (23125, 1227818), (23750, 1195507), (29230, 971375), (30266, 938125), (32311, 878750), (35150, 807775), (37525, 756650), (38855, 730750), (46250, 613909), (49375, 575054), (51125, 555370), (55537, 511250), (64622, 439375), (73075, 388550), (75050, 378325), (75665, 375250), (77710, 365375), (87875, 323110), (98750, 287527), (102250, 277685), (111074, 255625), (146150, 194275), (151330, 187625), (161555, 175750)]