77315320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1697}}^1$

素因数の和:1792

約数の個数: 64

約数和(自身を含む): 187051680

約数和(自身を除く): 109736360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 335, 340, 536, 670, 680, 1139, 1340, 1697, 2278, 2680, 3394, 4556, 5695, 6788, 8485, 9112, 11390, 13576, 16970, 22780, 28849, 33940, 45560, 57698, 67880, 113699, 115396, 144245, 227398, 230792, 288490, 454796, 568495, 576980, 909592, 1136990, 1153960, 1932883, 2273980, 3865766, 4547960, 7731532, 9664415, 15463064, 19328830, 38657660, 77315320]

約数ペア:

[(1, 77315320), (2, 38657660), (4, 19328830), (5, 15463064), (8, 9664415), (10, 7731532), (17, 4547960), (20, 3865766), (34, 2273980), (40, 1932883), (67, 1153960), (68, 1136990), (85, 909592), (134, 576980), (136, 568495), (170, 454796), (268, 288490), (335, 230792), (340, 227398), (536, 144245), (670, 115396), (680, 113699), (1139, 67880), (1340, 57698), (1697, 45560), (2278, 33940), (2680, 28849), (3394, 22780), (4556, 16970), (5695, 13576), (6788, 11390), (8485, 9112)]