88719280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3709}}^1$

素因数の和:3758

約数の個数: 80

約数和(自身を含む): 231860160

約数和(自身を除く): 143140880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 3709, 4784, 5980, 7418, 11960, 14836, 18545, 23920, 29672, 37090, 48217, 59344, 74180, 85307, 96434, 148360, 170614, 192868, 241085, 296720, 341228, 385736, 426535, 482170, 682456, 771472, 853070, 964340, 1108991, 1364912, 1706140, 1928680, 2217982, 3412280, 3857360, 4435964, 5544955, 6824560, 8871928, 11089910, 17743856, 22179820, 44359640, 88719280]

約数ペア:

[(1, 88719280), (2, 44359640), (4, 22179820), (5, 17743856), (8, 11089910), (10, 8871928), (13, 6824560), (16, 5544955), (20, 4435964), (23, 3857360), (26, 3412280), (40, 2217982), (46, 1928680), (52, 1706140), (65, 1364912), (80, 1108991), (92, 964340), (104, 853070), (115, 771472), (130, 682456), (184, 482170), (208, 426535), (230, 385736), (260, 341228), (299, 296720), (368, 241085), (460, 192868), (520, 170614), (598, 148360), (920, 96434), (1040, 85307), (1196, 74180), (1495, 59344), (1840, 48217), (2392, 37090), (2990, 29672), (3709, 23920), (4784, 18545), (5980, 14836), (7418, 11960)]