80226400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^2\times {\mathrm{347}}^1$

素因数の和:401

約数の個数: 108

約数和(自身を含む): 208650708

約数和(自身を除く): 128424308

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 289, 340, 347, 400, 425, 544, 578, 680, 694, 800, 850, 1156, 1360, 1388, 1445, 1700, 1735, 2312, 2720, 2776, 2890, 3400, 3470, 4624, 5552, 5780, 5899, 6800, 6940, 7225, 8675, 9248, 11104, 11560, 11798, 13600, 13880, 14450, 17350, 23120, 23596, 27760, 28900, 29495, 34700, 46240, 47192, 55520, 57800, 58990, 69400, 94384, 100283, 115600, 117980, 138800, 147475, 188768, 200566, 231200, 235960, 277600, 294950, 401132, 471920, 501415, 589900, 802264, 943840, 1002830, 1179800, 1604528, 2005660, 2359600, 2507075, 3209056, 4011320, 4719200, 5014150, 8022640, 10028300, 16045280, 20056600, 40113200, 80226400]

約数ペア:

[(1, 80226400), (2, 40113200), (4, 20056600), (5, 16045280), (8, 10028300), (10, 8022640), (16, 5014150), (17, 4719200), (20, 4011320), (25, 3209056), (32, 2507075), (34, 2359600), (40, 2005660), (50, 1604528), (68, 1179800), (80, 1002830), (85, 943840), (100, 802264), (136, 589900), (160, 501415), (170, 471920), (200, 401132), (272, 294950), (289, 277600), (340, 235960), (347, 231200), (400, 200566), (425, 188768), (544, 147475), (578, 138800), (680, 117980), (694, 115600), (800, 100283), (850, 94384), (1156, 69400), (1360, 58990), (1388, 57800), (1445, 55520), (1700, 47192), (1735, 46240), (2312, 34700), (2720, 29495), (2776, 28900), (2890, 27760), (3400, 23596), (3470, 23120), (4624, 17350), (5552, 14450), (5780, 13880), (5899, 13600), (6800, 11798), (6940, 11560), (7225, 11104), (8675, 9248)]