149896820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{10753}}^1$

素因数の和:10820

約数の個数: 48

約数和(自身を含む): 341461008

約数和(自身を除く): 191564188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 6970, 10753, 13940, 21506, 43012, 53765, 107530, 182801, 215060, 365602, 440873, 731204, 881746, 914005, 1763492, 1828010, 2204365, 3656020, 4408730, 7494841, 8817460, 14989682, 29979364, 37474205, 74948410, 149896820]

約数ペア:

[(1, 149896820), (2, 74948410), (4, 37474205), (5, 29979364), (10, 14989682), (17, 8817460), (20, 7494841), (34, 4408730), (41, 3656020), (68, 2204365), (82, 1828010), (85, 1763492), (164, 914005), (170, 881746), (205, 731204), (340, 440873), (410, 365602), (697, 215060), (820, 182801), (1394, 107530), (2788, 53765), (3485, 43012), (6970, 21506), (10753, 13940)]