203430160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1481}}^1$

素因数の和:1612

約数の個数: 80

約数和(自身を含む): 506097072

約数和(自身を除く): 302666912

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 101, 136, 170, 202, 272, 340, 404, 505, 680, 808, 1010, 1360, 1481, 1616, 1717, 2020, 2962, 3434, 4040, 5924, 6868, 7405, 8080, 8585, 11848, 13736, 14810, 17170, 23696, 25177, 27472, 29620, 34340, 50354, 59240, 68680, 100708, 118480, 125885, 137360, 149581, 201416, 251770, 299162, 402832, 503540, 598324, 747905, 1007080, 1196648, 1495810, 2014160, 2393296, 2542877, 2991620, 5085754, 5983240, 10171508, 11966480, 12714385, 20343016, 25428770, 40686032, 50857540, 101715080, 203430160]

約数ペア:

[(1, 203430160), (2, 101715080), (4, 50857540), (5, 40686032), (8, 25428770), (10, 20343016), (16, 12714385), (17, 11966480), (20, 10171508), (34, 5983240), (40, 5085754), (68, 2991620), (80, 2542877), (85, 2393296), (101, 2014160), (136, 1495810), (170, 1196648), (202, 1007080), (272, 747905), (340, 598324), (404, 503540), (505, 402832), (680, 299162), (808, 251770), (1010, 201416), (1360, 149581), (1481, 137360), (1616, 125885), (1717, 118480), (2020, 100708), (2962, 68680), (3434, 59240), (4040, 50354), (5924, 34340), (6868, 29620), (7405, 27472), (8080, 25177), (8585, 23696), (11848, 17170), (13736, 14810)]