76880680

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 177662160

約数和(自身を除く): 100781480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 113, 146, 226, 233, 292, 365, 452, 466, 565, 584, 730, 904, 932, 1130, 1165, 1460, 1864, 2260, 2330, 2920, 4520, 4660, 8249, 9320, 16498, 17009, 26329, 32996, 34018, 41245, 52658, 65992, 68036, 82490, 85045, 105316, 131645, 136072, 164980, 170090, 210632, 263290, 329960, 340180, 526580, 680360, 1053160, 1922017, 3844034, 7688068, 9610085, 15376136, 19220170, 38440340, 76880680]

約数ペア:

[(1, 76880680), (2, 38440340), (4, 19220170), (5, 15376136), (8, 9610085), (10, 7688068), (20, 3844034), (40, 1922017), (73, 1053160), (113, 680360), (146, 526580), (226, 340180), (233, 329960), (292, 263290), (365, 210632), (452, 170090), (466, 164980), (565, 136072), (584, 131645), (730, 105316), (904, 85045), (932, 82490), (1130, 68036), (1165, 65992), (1460, 52658), (1864, 41245), (2260, 34018), (2330, 32996), (2920, 26329), (4520, 17009), (4660, 16498), (8249, 9320)]