64349080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{547}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 154470240

約数和(自身を除く): 90121160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 173, 340, 346, 547, 680, 692, 865, 1094, 1384, 1730, 2188, 2735, 2941, 3460, 4376, 5470, 5882, 6920, 9299, 10940, 11764, 14705, 18598, 21880, 23528, 29410, 37196, 46495, 58820, 74392, 92990, 94631, 117640, 185980, 189262, 371960, 378524, 473155, 757048, 946310, 1608727, 1892620, 3217454, 3785240, 6434908, 8043635, 12869816, 16087270, 32174540, 64349080]

約数ペア:

[(1, 64349080), (2, 32174540), (4, 16087270), (5, 12869816), (8, 8043635), (10, 6434908), (17, 3785240), (20, 3217454), (34, 1892620), (40, 1608727), (68, 946310), (85, 757048), (136, 473155), (170, 378524), (173, 371960), (340, 189262), (346, 185980), (547, 117640), (680, 94631), (692, 92990), (865, 74392), (1094, 58820), (1384, 46495), (1730, 37196), (2188, 29410), (2735, 23528), (2941, 21880), (3460, 18598), (4376, 14705), (5470, 11764), (5882, 10940), (6920, 9299)]