66515410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 134563968

約数和(自身を除く): 68048558

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 73, 86, 130, 146, 163, 215, 326, 365, 430, 559, 730, 815, 949, 1118, 1630, 1898, 2119, 2795, 3139, 4238, 4745, 5590, 6278, 7009, 9490, 10595, 11899, 14018, 15695, 21190, 23798, 31390, 35045, 40807, 59495, 70090, 81614, 91117, 118990, 154687, 182234, 204035, 309374, 408070, 455585, 511657, 773435, 911170, 1023314, 1546870, 2558285, 5116570, 6651541, 13303082, 33257705, 66515410]

約数ペア:

[(1, 66515410), (2, 33257705), (5, 13303082), (10, 6651541), (13, 5116570), (26, 2558285), (43, 1546870), (65, 1023314), (73, 911170), (86, 773435), (130, 511657), (146, 455585), (163, 408070), (215, 309374), (326, 204035), (365, 182234), (430, 154687), (559, 118990), (730, 91117), (815, 81614), (949, 70090), (1118, 59495), (1630, 40807), (1898, 35045), (2119, 31390), (2795, 23798), (3139, 21190), (4238, 15695), (4745, 14018), (5590, 11899), (6278, 10595), (7009, 9490)]