158996920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3203}}^1$

素因数の和:3304

約数の個数: 64

約数和(自身を含む): 384095520

約数和(自身を除く): 225098600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 292, 340, 365, 584, 680, 730, 1241, 1460, 2482, 2920, 3203, 4964, 6205, 6406, 9928, 12410, 12812, 16015, 24820, 25624, 32030, 49640, 54451, 64060, 108902, 128120, 217804, 233819, 272255, 435608, 467638, 544510, 935276, 1089020, 1169095, 1870552, 2178040, 2338190, 3974923, 4676380, 7949846, 9352760, 15899692, 19874615, 31799384, 39749230, 79498460, 158996920]

約数ペア:

[(1, 158996920), (2, 79498460), (4, 39749230), (5, 31799384), (8, 19874615), (10, 15899692), (17, 9352760), (20, 7949846), (34, 4676380), (40, 3974923), (68, 2338190), (73, 2178040), (85, 1870552), (136, 1169095), (146, 1089020), (170, 935276), (292, 544510), (340, 467638), (365, 435608), (584, 272255), (680, 233819), (730, 217804), (1241, 128120), (1460, 108902), (2482, 64060), (2920, 54451), (3203, 49640), (4964, 32030), (6205, 25624), (6406, 24820), (9928, 16015), (12410, 12812)]