64404160

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11839}}^1$

素因数の和:11873

約数の個数: 56

約数和(自身を含む): 162397440

約数和(自身を除く): 97993280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 11839, 23678, 47356, 59195, 94712, 118390, 189424, 201263, 236780, 378848, 402526, 473560, 757696, 805052, 947120, 1006315, 1610104, 1894240, 2012630, 3220208, 3788480, 4025260, 6440416, 8050520, 12880832, 16101040, 32202080, 64404160]

約数ペア:

[(1, 64404160), (2, 32202080), (4, 16101040), (5, 12880832), (8, 8050520), (10, 6440416), (16, 4025260), (17, 3788480), (20, 3220208), (32, 2012630), (34, 1894240), (40, 1610104), (64, 1006315), (68, 947120), (80, 805052), (85, 757696), (136, 473560), (160, 402526), (170, 378848), (272, 236780), (320, 201263), (340, 189424), (544, 118390), (680, 94712), (1088, 59195), (1360, 47356), (2720, 23678), (5440, 11839)]