87220640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2254

約数の個数: 96

約数和(自身を含む): 233694720

約数和(自身を除く): 146474080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1520, 1976, 2080, 2207, 2470, 3040, 3952, 4414, 4940, 7904, 8828, 9880, 11035, 17656, 19760, 22070, 28691, 35312, 39520, 41933, 44140, 57382, 70624, 83866, 88280, 114764, 143455, 167732, 176560, 209665, 229528, 286910, 335464, 353120, 419330, 459056, 545129, 573820, 670928, 838660, 918112, 1090258, 1147640, 1341856, 1677320, 2180516, 2295280, 2725645, 3354640, 4361032, 4590560, 5451290, 6709280, 8722064, 10902580, 17444128, 21805160, 43610320, 87220640]

約数ペア:

[(1, 87220640), (2, 43610320), (4, 21805160), (5, 17444128), (8, 10902580), (10, 8722064), (13, 6709280), (16, 5451290), (19, 4590560), (20, 4361032), (26, 3354640), (32, 2725645), (38, 2295280), (40, 2180516), (52, 1677320), (65, 1341856), (76, 1147640), (80, 1090258), (95, 918112), (104, 838660), (130, 670928), (152, 573820), (160, 545129), (190, 459056), (208, 419330), (247, 353120), (260, 335464), (304, 286910), (380, 229528), (416, 209665), (494, 176560), (520, 167732), (608, 143455), (760, 114764), (988, 88280), (1040, 83866), (1235, 70624), (1520, 57382), (1976, 44140), (2080, 41933), (2207, 39520), (2470, 35312), (3040, 28691), (3952, 22070), (4414, 19760), (4940, 17656), (7904, 11035), (8828, 9880)]