520098280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{3803}}^1$

素因数の和:4090

約数の個数: 64

約数和(自身を含む): 1265362560

約数和(自身を除く): 745264280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 263, 520, 526, 1052, 1315, 2104, 2630, 3419, 3803, 5260, 6838, 7606, 10520, 13676, 15212, 17095, 19015, 27352, 30424, 34190, 38030, 49439, 68380, 76060, 98878, 136760, 152120, 197756, 247195, 395512, 494390, 988780, 1000189, 1977560, 2000378, 4000756, 5000945, 8001512, 10001890, 13002457, 20003780, 26004914, 40007560, 52009828, 65012285, 104019656, 130024570, 260049140, 520098280]

約数ペア:

[(1, 520098280), (2, 260049140), (4, 130024570), (5, 104019656), (8, 65012285), (10, 52009828), (13, 40007560), (20, 26004914), (26, 20003780), (40, 13002457), (52, 10001890), (65, 8001512), (104, 5000945), (130, 4000756), (260, 2000378), (263, 1977560), (520, 1000189), (526, 988780), (1052, 494390), (1315, 395512), (2104, 247195), (2630, 197756), (3419, 152120), (3803, 136760), (5260, 98878), (6838, 76060), (7606, 68380), (10520, 49439), (13676, 38030), (15212, 34190), (17095, 30424), (19015, 27352)]