87306520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16411}}^1$

素因数の和:16448

約数の個数: 64

約数和(自身を含む): 236332800

約数和(自身を除く): 149026280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 16411, 32822, 65644, 82055, 114877, 131288, 164110, 229754, 311809, 328220, 459508, 574385, 623618, 656440, 919016, 1148770, 1247236, 1559045, 2182663, 2297540, 2494472, 3118090, 4365326, 4595080, 6236180, 8730652, 10913315, 12472360, 17461304, 21826630, 43653260, 87306520]

約数ペア:

[(1, 87306520), (2, 43653260), (4, 21826630), (5, 17461304), (7, 12472360), (8, 10913315), (10, 8730652), (14, 6236180), (19, 4595080), (20, 4365326), (28, 3118090), (35, 2494472), (38, 2297540), (40, 2182663), (56, 1559045), (70, 1247236), (76, 1148770), (95, 919016), (133, 656440), (140, 623618), (152, 574385), (190, 459508), (266, 328220), (280, 311809), (380, 229754), (532, 164110), (665, 131288), (760, 114877), (1064, 82055), (1330, 65644), (2660, 32822), (5320, 16411)]