156950301020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{555419}}^1$

素因数の和:555698

約数の個数: 48

約数和(自身を含む): 335918016000

約数和(自身を除く): 178967714980

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 199, 284, 355, 398, 710, 796, 995, 1420, 1990, 3980, 14129, 28258, 56516, 70645, 141290, 282580, 555419, 1110838, 2221676, 2777095, 5554190, 11108380, 39434749, 78869498, 110528381, 157738996, 197173745, 221056762, 394347490, 442113524, 552641905, 788694980, 1105283810, 2210567620, 7847515051, 15695030102, 31390060204, 39237575255, 78475150510, 156950301020]

約数ペア:

[(1, 156950301020), (2, 78475150510), (4, 39237575255), (5, 31390060204), (10, 15695030102), (20, 7847515051), (71, 2210567620), (142, 1105283810), (199, 788694980), (284, 552641905), (355, 442113524), (398, 394347490), (710, 221056762), (796, 197173745), (995, 157738996), (1420, 110528381), (1990, 78869498), (3980, 39434749), (14129, 11108380), (28258, 5554190), (56516, 2777095), (70645, 2221676), (141290, 1110838), (282580, 555419)]