99971560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 263450880

約数和(自身を除く): 163479320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 43, 52, 65, 68, 85, 86, 104, 130, 136, 170, 172, 215, 221, 260, 263, 340, 344, 430, 442, 520, 526, 559, 680, 731, 860, 884, 1052, 1105, 1118, 1315, 1462, 1720, 1768, 2104, 2210, 2236, 2630, 2795, 2924, 3419, 3655, 4420, 4471, 4472, 5260, 5590, 5848, 6838, 7310, 8840, 8942, 9503, 10520, 11180, 11309, 13676, 14620, 17095, 17884, 19006, 22355, 22360, 22618, 27352, 29240, 34190, 35768, 38012, 44710, 45236, 47515, 56545, 58123, 68380, 76024, 89420, 90472, 95030, 113090, 116246, 136760, 147017, 178840, 190060, 192253, 226180, 232492, 290615, 294034, 380120, 384506, 452360, 464984, 581230, 588068, 735085, 769012, 961265, 1162460, 1176136, 1470170, 1538024, 1922530, 2324920, 2499289, 2940340, 3845060, 4998578, 5880680, 7690120, 9997156, 12496445, 19994312, 24992890, 49985780, 99971560]

約数ペア:

[(1, 99971560), (2, 49985780), (4, 24992890), (5, 19994312), (8, 12496445), (10, 9997156), (13, 7690120), (17, 5880680), (20, 4998578), (26, 3845060), (34, 2940340), (40, 2499289), (43, 2324920), (52, 1922530), (65, 1538024), (68, 1470170), (85, 1176136), (86, 1162460), (104, 961265), (130, 769012), (136, 735085), (170, 588068), (172, 581230), (215, 464984), (221, 452360), (260, 384506), (263, 380120), (340, 294034), (344, 290615), (430, 232492), (442, 226180), (520, 192253), (526, 190060), (559, 178840), (680, 147017), (731, 136760), (860, 116246), (884, 113090), (1052, 95030), (1105, 90472), (1118, 89420), (1315, 76024), (1462, 68380), (1720, 58123), (1768, 56545), (2104, 47515), (2210, 45236), (2236, 44710), (2630, 38012), (2795, 35768), (2924, 34190), (3419, 29240), (3655, 27352), (4420, 22618), (4471, 22360), (4472, 22355), (5260, 19006), (5590, 17884), (5848, 17095), (6838, 14620), (7310, 13676), (8840, 11309), (8942, 11180), (9503, 10520)]