665157470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{547}}^1$

素因数の和:905

約数の個数: 64

約数和(自身を含む): 1329509376

約数和(自身を除く): 664351906

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 311, 391, 547, 622, 782, 1094, 1555, 1955, 2735, 3110, 3910, 5287, 5470, 7153, 9299, 10574, 12581, 14306, 18598, 25162, 26435, 35765, 46495, 52870, 62905, 71530, 92990, 121601, 125810, 170117, 213877, 243202, 340234, 427754, 608005, 850585, 1069385, 1216010, 1701170, 2138770, 2891989, 3912691, 5783978, 7825382, 14459945, 19563455, 28919890, 39126910, 66515747, 133031494, 332578735, 665157470]

約数ペア:

[(1, 665157470), (2, 332578735), (5, 133031494), (10, 66515747), (17, 39126910), (23, 28919890), (34, 19563455), (46, 14459945), (85, 7825382), (115, 5783978), (170, 3912691), (230, 2891989), (311, 2138770), (391, 1701170), (547, 1216010), (622, 1069385), (782, 850585), (1094, 608005), (1555, 427754), (1955, 340234), (2735, 243202), (3110, 213877), (3910, 170117), (5287, 125810), (5470, 121601), (7153, 92990), (9299, 71530), (10574, 62905), (12581, 52870), (14306, 46495), (18598, 35765), (25162, 26435)]