499021806530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1\times {\mathrm{90187}}^1$

素因数の和:91611

約数の個数: 64

約数和(自身を含む): 999277267968

約数和(自身を除く): 500255461438

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 1373, 2015, 2746, 4030, 6865, 13730, 17849, 35698, 42563, 85126, 89245, 90187, 178490, 180374, 212815, 425630, 450935, 553319, 901870, 1106638, 1172431, 2344862, 2766595, 2795797, 5533190, 5591594, 5862155, 11724310, 13978985, 27957970, 36345361, 72690722, 123826751, 181726805, 247653502, 363453610, 619133755, 1238267510, 1609747763, 3219495526, 3838629281, 7677258562, 8048738815, 16097477630, 19193146405, 38386292810, 49902180653, 99804361306, 249510903265, 499021806530]

約数ペア:

[(1, 499021806530), (2, 249510903265), (5, 99804361306), (10, 49902180653), (13, 38386292810), (26, 19193146405), (31, 16097477630), (62, 8048738815), (65, 7677258562), (130, 3838629281), (155, 3219495526), (310, 1609747763), (403, 1238267510), (806, 619133755), (1373, 363453610), (2015, 247653502), (2746, 181726805), (4030, 123826751), (6865, 72690722), (13730, 36345361), (17849, 27957970), (35698, 13978985), (42563, 11724310), (85126, 5862155), (89245, 5591594), (90187, 5533190), (178490, 2795797), (180374, 2766595), (212815, 2344862), (425630, 1172431), (450935, 1106638), (553319, 901870)]