42734690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 85536000

約数和(自身を除く): 42801310

約数列:

[1, 2, 5, 10, 23, 29, 43, 46, 58, 86, 115, 145, 149, 215, 230, 290, 298, 430, 667, 745, 989, 1247, 1334, 1490, 1978, 2494, 3335, 3427, 4321, 4945, 6235, 6407, 6670, 6854, 8642, 9890, 12470, 12814, 17135, 21605, 28681, 32035, 34270, 43210, 57362, 64070, 99383, 143405, 147361, 185803, 198766, 286810, 294722, 371606, 496915, 736805, 929015, 993830, 1473610, 1858030, 4273469, 8546938, 21367345, 42734690]

約数ペア:

[(1, 42734690), (2, 21367345), (5, 8546938), (10, 4273469), (23, 1858030), (29, 1473610), (43, 993830), (46, 929015), (58, 736805), (86, 496915), (115, 371606), (145, 294722), (149, 286810), (215, 198766), (230, 185803), (290, 147361), (298, 143405), (430, 99383), (667, 64070), (745, 57362), (989, 43210), (1247, 34270), (1334, 32035), (1490, 28681), (1978, 21605), (2494, 17135), (3335, 12814), (3427, 12470), (4321, 9890), (4945, 8642), (6235, 6854), (6407, 6670)]