156918590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{2399}}^1$

素因数の和:2648

約数の個数: 32

約数和(自身を含む): 293068800

約数和(自身を除く): 136150210

約数列:

[1, 2, 5, 10, 31, 62, 155, 211, 310, 422, 1055, 2110, 2399, 4798, 6541, 11995, 13082, 23990, 32705, 65410, 74369, 148738, 371845, 506189, 743690, 1012378, 2530945, 5061890, 15691859, 31383718, 78459295, 156918590]

約数ペア:

[(1, 156918590), (2, 78459295), (5, 31383718), (10, 15691859), (31, 5061890), (62, 2530945), (155, 1012378), (211, 743690), (310, 506189), (422, 371845), (1055, 148738), (2110, 74369), (2399, 65410), (4798, 32705), (6541, 23990), (11995, 13082)]