15328900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 35997696

約数和(自身を除く): 20668796

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 71, 85, 100, 127, 142, 170, 254, 284, 340, 355, 425, 508, 635, 710, 850, 1207, 1270, 1420, 1700, 1775, 2159, 2414, 2540, 3175, 3550, 4318, 4828, 6035, 6350, 7100, 8636, 9017, 10795, 12070, 12700, 18034, 21590, 24140, 30175, 36068, 43180, 45085, 53975, 60350, 90170, 107950, 120700, 153289, 180340, 215900, 225425, 306578, 450850, 613156, 766445, 901700, 1532890, 3065780, 3832225, 7664450, 15328900]

約数ペア:

[(1, 15328900), (2, 7664450), (4, 3832225), (5, 3065780), (10, 1532890), (17, 901700), (20, 766445), (25, 613156), (34, 450850), (50, 306578), (68, 225425), (71, 215900), (85, 180340), (100, 153289), (127, 120700), (142, 107950), (170, 90170), (254, 60350), (284, 53975), (340, 45085), (355, 43180), (425, 36068), (508, 30175), (635, 24140), (710, 21590), (850, 18034), (1207, 12700), (1270, 12070), (1420, 10795), (1700, 9017), (1775, 8636), (2159, 7100), (2414, 6350), (2540, 6035), (3175, 4828), (3550, 4318)]