90870668

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{367}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 187944960

約数和(自身を除く): 97074292

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 239, 259, 367, 478, 518, 734, 956, 1036, 1468, 1673, 2569, 3346, 5138, 6692, 8843, 10276, 13579, 17686, 27158, 35372, 54316, 61901, 87713, 95053, 123802, 175426, 190106, 247604, 350852, 380212, 613991, 1227982, 2455964, 3245381, 6490762, 12981524, 22717667, 45435334, 90870668]

約数ペア:

[(1, 90870668), (2, 45435334), (4, 22717667), (7, 12981524), (14, 6490762), (28, 3245381), (37, 2455964), (74, 1227982), (148, 613991), (239, 380212), (259, 350852), (367, 247604), (478, 190106), (518, 175426), (734, 123802), (956, 95053), (1036, 87713), (1468, 61901), (1673, 54316), (2569, 35372), (3346, 27158), (5138, 17686), (6692, 13579), (8843, 10276)]