91311200

素因数分解:

$2^5\times 5^2\times {\mathrm{157}}^1\times {\mathrm{727}}^1$

素因数の和:904

約数の個数: 72

約数和(自身を含む): 224641872

約数和(自身を除く): 133330672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 157, 160, 200, 314, 400, 628, 727, 785, 800, 1256, 1454, 1570, 2512, 2908, 3140, 3635, 3925, 5024, 5816, 6280, 7270, 7850, 11632, 12560, 14540, 15700, 18175, 23264, 25120, 29080, 31400, 36350, 58160, 62800, 72700, 114139, 116320, 125600, 145400, 228278, 290800, 456556, 570695, 581600, 913112, 1141390, 1826224, 2282780, 2853475, 3652448, 4565560, 5706950, 9131120, 11413900, 18262240, 22827800, 45655600, 91311200]

約数ペア:

[(1, 91311200), (2, 45655600), (4, 22827800), (5, 18262240), (8, 11413900), (10, 9131120), (16, 5706950), (20, 4565560), (25, 3652448), (32, 2853475), (40, 2282780), (50, 1826224), (80, 1141390), (100, 913112), (157, 581600), (160, 570695), (200, 456556), (314, 290800), (400, 228278), (628, 145400), (727, 125600), (785, 116320), (800, 114139), (1256, 72700), (1454, 62800), (1570, 58160), (2512, 36350), (2908, 31400), (3140, 29080), (3635, 25120), (3925, 23264), (5024, 18175), (5816, 15700), (6280, 14540), (7270, 12560), (7850, 11632)]