152877940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{2131}}^1$

素因数の和:2368

約数の個数: 48

約数和(自身を含む): 341699904

約数和(自身を除く): 188821964

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 211, 340, 422, 844, 1055, 2110, 2131, 3587, 4220, 4262, 7174, 8524, 10655, 14348, 17935, 21310, 35870, 36227, 42620, 71740, 72454, 144908, 181135, 362270, 449641, 724540, 899282, 1798564, 2248205, 4496410, 7643897, 8992820, 15287794, 30575588, 38219485, 76438970, 152877940]

約数ペア:

[(1, 152877940), (2, 76438970), (4, 38219485), (5, 30575588), (10, 15287794), (17, 8992820), (20, 7643897), (34, 4496410), (68, 2248205), (85, 1798564), (170, 899282), (211, 724540), (340, 449641), (422, 362270), (844, 181135), (1055, 144908), (2110, 72454), (2131, 71740), (3587, 42620), (4220, 36227), (4262, 35870), (7174, 21310), (8524, 17935), (10655, 14348)]