648517610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{5821}}^1$

素因数の和:6698

約数の個数: 32

約数和(自身を含む): 1258809552

約数和(自身を除く): 610291942

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 857, 1714, 4285, 5821, 8570, 11141, 11642, 22282, 29105, 55705, 58210, 75673, 111410, 151346, 378365, 756730, 4988597, 9977194, 24942985, 49885970, 64851761, 129703522, 324258805, 648517610]

約数ペア:

[(1, 648517610), (2, 324258805), (5, 129703522), (10, 64851761), (13, 49885970), (26, 24942985), (65, 9977194), (130, 4988597), (857, 756730), (1714, 378365), (4285, 151346), (5821, 111410), (8570, 75673), (11141, 58210), (11642, 55705), (22282, 29105)]