77237680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3229}}^1$

素因数の和:3278

約数の個数: 80

約数和(自身を含む): 201862080

約数和(自身を除く): 124624400

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, 3229, 4784, 5980, 6458, 11960, 12916, 16145, 23920, 25832, 32290, 41977, 51664, 64580, 74267, 83954, 129160, 148534, 167908, 209885, 258320, 297068, 335816, 371335, 419770, 594136, 671632, 742670, 839540, 965471, 1188272, 1485340, 1679080, 1930942, 2970680, 3358160, 3861884, 4827355, 5941360, 7723768, 9654710, 15447536, 19309420, 38618840, 77237680]

約数ペア:

[(1, 77237680), (2, 38618840), (4, 19309420), (5, 15447536), (8, 9654710), (10, 7723768), (13, 5941360), (16, 4827355), (20, 3861884), (23, 3358160), (26, 2970680), (40, 1930942), (46, 1679080), (52, 1485340), (65, 1188272), (80, 965471), (92, 839540), (104, 742670), (115, 671632), (130, 594136), (184, 419770), (208, 371335), (230, 335816), (260, 297068), (299, 258320), (368, 209885), (460, 167908), (520, 148534), (598, 129160), (920, 83954), (1040, 74267), (1196, 64580), (1495, 51664), (1840, 41977), (2392, 32290), (2990, 25832), (3229, 23920), (4784, 16145), (5980, 12916), (6458, 11960)]