71907280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1429}}^1$

素因数の和:1496

約数の個数: 80

約数和(自身を含む): 181930320

約数和(自身を除く): 110023040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 296, 340, 370, 592, 629, 680, 740, 1258, 1360, 1429, 1480, 2516, 2858, 2960, 3145, 5032, 5716, 6290, 7145, 10064, 11432, 12580, 14290, 22864, 24293, 25160, 28580, 48586, 50320, 52873, 57160, 97172, 105746, 114320, 121465, 194344, 211492, 242930, 264365, 388688, 422984, 485860, 528730, 845968, 898841, 971720, 1057460, 1797682, 1943440, 2114920, 3595364, 4229840, 4494205, 7190728, 8988410, 14381456, 17976820, 35953640, 71907280]

約数ペア:

[(1, 71907280), (2, 35953640), (4, 17976820), (5, 14381456), (8, 8988410), (10, 7190728), (16, 4494205), (17, 4229840), (20, 3595364), (34, 2114920), (37, 1943440), (40, 1797682), (68, 1057460), (74, 971720), (80, 898841), (85, 845968), (136, 528730), (148, 485860), (170, 422984), (185, 388688), (272, 264365), (296, 242930), (340, 211492), (370, 194344), (592, 121465), (629, 114320), (680, 105746), (740, 97172), (1258, 57160), (1360, 52873), (1429, 50320), (1480, 48586), (2516, 28580), (2858, 25160), (2960, 24293), (3145, 22864), (5032, 14290), (5716, 12580), (6290, 11432), (7145, 10064)]