86721080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1747}}^1$

素因数の和:1848

約数の個数: 64

約数和(自身を含む): 209550240

約数和(自身を除く): 122829160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 292, 340, 365, 584, 680, 730, 1241, 1460, 1747, 2482, 2920, 3494, 4964, 6205, 6988, 8735, 9928, 12410, 13976, 17470, 24820, 29699, 34940, 49640, 59398, 69880, 118796, 127531, 148495, 237592, 255062, 296990, 510124, 593980, 637655, 1020248, 1187960, 1275310, 2168027, 2550620, 4336054, 5101240, 8672108, 10840135, 17344216, 21680270, 43360540, 86721080]

約数ペア:

[(1, 86721080), (2, 43360540), (4, 21680270), (5, 17344216), (8, 10840135), (10, 8672108), (17, 5101240), (20, 4336054), (34, 2550620), (40, 2168027), (68, 1275310), (73, 1187960), (85, 1020248), (136, 637655), (146, 593980), (170, 510124), (292, 296990), (340, 255062), (365, 237592), (584, 148495), (680, 127531), (730, 118796), (1241, 69880), (1460, 59398), (1747, 49640), (2482, 34940), (2920, 29699), (3494, 24820), (4964, 17470), (6205, 13976), (6988, 12410), (8735, 9928)]