71523140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1151}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 162570240

約数和(自身を除く): 91047100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 239, 260, 478, 956, 1151, 1195, 2302, 2390, 3107, 4604, 4780, 5755, 6214, 11510, 12428, 14963, 15535, 23020, 29926, 31070, 59852, 62140, 74815, 149630, 275089, 299260, 550178, 1100356, 1375445, 2750890, 3576157, 5501780, 7152314, 14304628, 17880785, 35761570, 71523140]

約数ペア:

[(1, 71523140), (2, 35761570), (4, 17880785), (5, 14304628), (10, 7152314), (13, 5501780), (20, 3576157), (26, 2750890), (52, 1375445), (65, 1100356), (130, 550178), (239, 299260), (260, 275089), (478, 149630), (956, 74815), (1151, 62140), (1195, 59852), (2302, 31070), (2390, 29926), (3107, 23020), (4604, 15535), (4780, 14963), (5755, 12428), (6214, 11510)]