25338160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 64495872

約数和(自身を除く): 39157712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 601, 620, 680, 1054, 1202, 1240, 1360, 2108, 2404, 2480, 2635, 3005, 4216, 4808, 5270, 6010, 8432, 9616, 10217, 10540, 12020, 18631, 20434, 21080, 24040, 37262, 40868, 42160, 48080, 51085, 74524, 81736, 93155, 102170, 149048, 163472, 186310, 204340, 298096, 316727, 372620, 408680, 633454, 745240, 817360, 1266908, 1490480, 1583635, 2533816, 3167270, 5067632, 6334540, 12669080, 25338160]

約数ペア:

[(1, 25338160), (2, 12669080), (4, 6334540), (5, 5067632), (8, 3167270), (10, 2533816), (16, 1583635), (17, 1490480), (20, 1266908), (31, 817360), (34, 745240), (40, 633454), (62, 408680), (68, 372620), (80, 316727), (85, 298096), (124, 204340), (136, 186310), (155, 163472), (170, 149048), (248, 102170), (272, 93155), (310, 81736), (340, 74524), (496, 51085), (527, 48080), (601, 42160), (620, 40868), (680, 37262), (1054, 24040), (1202, 21080), (1240, 20434), (1360, 18631), (2108, 12020), (2404, 10540), (2480, 10217), (2635, 9616), (3005, 8432), (4216, 6010), (4808, 5270)]