80268900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{15739}}^1$

素因数の和:15773

約数の個数: 72

約数和(自身を含む): 245921760

約数和(自身を除く): 165652860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 5100, 15739, 31478, 47217, 62956, 78695, 94434, 157390, 188868, 236085, 267563, 314780, 393475, 472170, 535126, 786950, 802689, 944340, 1070252, 1180425, 1337815, 1573900, 1605378, 2360850, 2675630, 3210756, 4013445, 4721700, 5351260, 6689075, 8026890, 13378150, 16053780, 20067225, 26756300, 40134450, 80268900]

約数ペア:

[(1, 80268900), (2, 40134450), (3, 26756300), (4, 20067225), (5, 16053780), (6, 13378150), (10, 8026890), (12, 6689075), (15, 5351260), (17, 4721700), (20, 4013445), (25, 3210756), (30, 2675630), (34, 2360850), (50, 1605378), (51, 1573900), (60, 1337815), (68, 1180425), (75, 1070252), (85, 944340), (100, 802689), (102, 786950), (150, 535126), (170, 472170), (204, 393475), (255, 314780), (300, 267563), (340, 236085), (425, 188868), (510, 157390), (850, 94434), (1020, 78695), (1275, 62956), (1700, 47217), (2550, 31478), (5100, 15739)]