1389615500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4363}}^1$

素因数の和:4409

約数の個数: 144

約数和(自身を含む): 3802859424

約数和(自身を除く): 2413243924

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 49, 50, 52, 65, 70, 91, 98, 100, 125, 130, 140, 175, 182, 196, 245, 250, 260, 325, 350, 364, 455, 490, 500, 637, 650, 700, 875, 910, 980, 1225, 1274, 1300, 1625, 1750, 1820, 2275, 2450, 2548, 3185, 3250, 3500, 4363, 4550, 4900, 6125, 6370, 6500, 8726, 9100, 11375, 12250, 12740, 15925, 17452, 21815, 22750, 24500, 30541, 31850, 43630, 45500, 56719, 61082, 63700, 79625, 87260, 109075, 113438, 122164, 152705, 159250, 213787, 218150, 226876, 283595, 305410, 318500, 397033, 427574, 436300, 545375, 567190, 610820, 763525, 794066, 855148, 1068935, 1090750, 1134380, 1417975, 1527050, 1588132, 1985165, 2137870, 2181500, 2779231, 2835950, 3054100, 3817625, 3970330, 4275740, 5344675, 5558462, 5671900, 7089875, 7635250, 7940660, 9925825, 10689350, 11116924, 13896155, 14179750, 15270500, 19851650, 21378700, 26723375, 27792310, 28359500, 39703300, 49629125, 53446750, 55584620, 69480775, 99258250, 106893500, 138961550, 198516500, 277923100, 347403875, 694807750, 1389615500]

約数ペア:

[(1, 1389615500), (2, 694807750), (4, 347403875), (5, 277923100), (7, 198516500), (10, 138961550), (13, 106893500), (14, 99258250), (20, 69480775), (25, 55584620), (26, 53446750), (28, 49629125), (35, 39703300), (49, 28359500), (50, 27792310), (52, 26723375), (65, 21378700), (70, 19851650), (91, 15270500), (98, 14179750), (100, 13896155), (125, 11116924), (130, 10689350), (140, 9925825), (175, 7940660), (182, 7635250), (196, 7089875), (245, 5671900), (250, 5558462), (260, 5344675), (325, 4275740), (350, 3970330), (364, 3817625), (455, 3054100), (490, 2835950), (500, 2779231), (637, 2181500), (650, 2137870), (700, 1985165), (875, 1588132), (910, 1527050), (980, 1417975), (1225, 1134380), (1274, 1090750), (1300, 1068935), (1625, 855148), (1750, 794066), (1820, 763525), (2275, 610820), (2450, 567190), (2548, 545375), (3185, 436300), (3250, 427574), (3500, 397033), (4363, 318500), (4550, 305410), (4900, 283595), (6125, 226876), (6370, 218150), (6500, 213787), (8726, 159250), (9100, 152705), (11375, 122164), (12250, 113438), (12740, 109075), (15925, 87260), (17452, 79625), (21815, 63700), (22750, 61082), (24500, 56719), (30541, 45500), (31850, 43630)]