65259165

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 114960384

約数和(自身を除く): 49701219

約数列:

[1, 3, 5, 15, 23, 43, 53, 69, 83, 115, 129, 159, 215, 249, 265, 345, 415, 645, 795, 989, 1219, 1245, 1909, 2279, 2967, 3569, 3657, 4399, 4945, 5727, 6095, 6837, 9545, 10707, 11395, 13197, 14835, 17845, 18285, 21995, 28635, 34185, 52417, 53535, 65985, 82087, 101177, 157251, 189157, 246261, 262085, 303531, 410435, 505885, 567471, 786255, 945785, 1231305, 1517655, 2837355, 4350611, 13051833, 21753055, 65259165]

約数ペア:

[(1, 65259165), (3, 21753055), (5, 13051833), (15, 4350611), (23, 2837355), (43, 1517655), (53, 1231305), (69, 945785), (83, 786255), (115, 567471), (129, 505885), (159, 410435), (215, 303531), (249, 262085), (265, 246261), (345, 189157), (415, 157251), (645, 101177), (795, 82087), (989, 65985), (1219, 53535), (1245, 52417), (1909, 34185), (2279, 28635), (2967, 21995), (3569, 18285), (3657, 17845), (4399, 14835), (4945, 13197), (5727, 11395), (6095, 10707), (6837, 9545)]