25051370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 26270230

約数列:

[1, 2, 5, 10, 17, 23, 34, 43, 46, 85, 86, 115, 149, 170, 215, 230, 298, 391, 430, 731, 745, 782, 989, 1462, 1490, 1955, 1978, 2533, 3427, 3655, 3910, 4945, 5066, 6407, 6854, 7310, 9890, 12665, 12814, 16813, 17135, 25330, 32035, 33626, 34270, 58259, 64070, 84065, 108919, 116518, 147361, 168130, 217838, 291295, 294722, 544595, 582590, 736805, 1089190, 1473610, 2505137, 5010274, 12525685, 25051370]

約数ペア:

[(1, 25051370), (2, 12525685), (5, 5010274), (10, 2505137), (17, 1473610), (23, 1089190), (34, 736805), (43, 582590), (46, 544595), (85, 294722), (86, 291295), (115, 217838), (149, 168130), (170, 147361), (215, 116518), (230, 108919), (298, 84065), (391, 64070), (430, 58259), (731, 34270), (745, 33626), (782, 32035), (989, 25330), (1462, 17135), (1490, 16813), (1955, 12814), (1978, 12665), (2533, 9890), (3427, 7310), (3655, 6854), (3910, 6407), (4945, 5066)]