89899490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1202

約数の個数: 32

約数和(自身を含む): 165556224

約数和(自身を除く): 75656734

約数列:

[1, 2, 5, 10, 71, 127, 142, 254, 355, 635, 710, 997, 1270, 1994, 4985, 9017, 9970, 18034, 45085, 70787, 90170, 126619, 141574, 253238, 353935, 633095, 707870, 1266190, 8989949, 17979898, 44949745, 89899490]

約数ペア:

[(1, 89899490), (2, 44949745), (5, 17979898), (10, 8989949), (71, 1266190), (127, 707870), (142, 633095), (254, 353935), (355, 253238), (635, 141574), (710, 126619), (997, 90170), (1270, 70787), (1994, 45085), (4985, 18034), (9017, 9970)]