78378160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8233}}^1$

素因数の和:8270

約数の個数: 80

約数和(自身を含む): 220539456

約数和(自身を除く): 142161296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 8233, 9520, 16466, 32932, 41165, 57631, 65864, 82330, 115262, 131728, 139961, 164660, 230524, 279922, 288155, 329320, 461048, 559844, 576310, 658640, 699805, 922096, 979727, 1119688, 1152620, 1399610, 1959454, 2239376, 2305240, 2799220, 3918908, 4610480, 4898635, 5598440, 7837816, 9797270, 11196880, 15675632, 19594540, 39189080, 78378160]

約数ペア:

[(1, 78378160), (2, 39189080), (4, 19594540), (5, 15675632), (7, 11196880), (8, 9797270), (10, 7837816), (14, 5598440), (16, 4898635), (17, 4610480), (20, 3918908), (28, 2799220), (34, 2305240), (35, 2239376), (40, 1959454), (56, 1399610), (68, 1152620), (70, 1119688), (80, 979727), (85, 922096), (112, 699805), (119, 658640), (136, 576310), (140, 559844), (170, 461048), (238, 329320), (272, 288155), (280, 279922), (340, 230524), (476, 164660), (560, 139961), (595, 131728), (680, 115262), (952, 82330), (1190, 65864), (1360, 57631), (1904, 41165), (2380, 32932), (4760, 16466), (8233, 9520)]