179935540

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1\times {\mathrm{317}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 384171984

約数和(自身を除く): 204236444

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 281, 317, 404, 505, 562, 634, 1010, 1124, 1268, 1405, 1585, 2020, 2810, 3170, 5620, 6340, 28381, 32017, 56762, 64034, 89077, 113524, 128068, 141905, 160085, 178154, 283810, 320170, 356308, 445385, 567620, 640340, 890770, 1781540, 8996777, 17993554, 35987108, 44983885, 89967770, 179935540]

約数ペア:

[(1, 179935540), (2, 89967770), (4, 44983885), (5, 35987108), (10, 17993554), (20, 8996777), (101, 1781540), (202, 890770), (281, 640340), (317, 567620), (404, 445385), (505, 356308), (562, 320170), (634, 283810), (1010, 178154), (1124, 160085), (1268, 141905), (1405, 128068), (1585, 113524), (2020, 89077), (2810, 64034), (3170, 56762), (5620, 32017), (6340, 28381)]