26531430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 66071808

約数和(自身を除く): 39540378

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 131, 157, 215, 258, 262, 314, 393, 430, 471, 645, 655, 785, 786, 942, 1290, 1310, 1570, 1965, 2355, 3930, 4710, 5633, 6751, 11266, 13502, 16899, 20253, 20567, 28165, 33755, 33798, 40506, 41134, 56330, 61701, 67510, 84495, 101265, 102835, 123402, 168990, 202530, 205670, 308505, 617010, 884381, 1768762, 2653143, 4421905, 5306286, 8843810, 13265715, 26531430]

約数ペア:

[(1, 26531430), (2, 13265715), (3, 8843810), (5, 5306286), (6, 4421905), (10, 2653143), (15, 1768762), (30, 884381), (43, 617010), (86, 308505), (129, 205670), (131, 202530), (157, 168990), (215, 123402), (258, 102835), (262, 101265), (314, 84495), (393, 67510), (430, 61701), (471, 56330), (645, 41134), (655, 40506), (785, 33798), (786, 33755), (942, 28165), (1290, 20567), (1310, 20253), (1570, 16899), (1965, 13502), (2355, 11266), (3930, 6751), (4710, 5633)]