200393920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20201}}^1$

素因数の和:20249

約数の個数: 56

約数和(自身を含む): 492605568

約数和(自身を除く): 292211648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 20201, 40402, 80804, 101005, 161608, 202010, 323216, 404020, 626231, 646432, 808040, 1252462, 1292864, 1616080, 2504924, 3131155, 3232160, 5009848, 6262310, 6464320, 10019696, 12524620, 20039392, 25049240, 40078784, 50098480, 100196960, 200393920]

約数ペア:

[(1, 200393920), (2, 100196960), (4, 50098480), (5, 40078784), (8, 25049240), (10, 20039392), (16, 12524620), (20, 10019696), (31, 6464320), (32, 6262310), (40, 5009848), (62, 3232160), (64, 3131155), (80, 2504924), (124, 1616080), (155, 1292864), (160, 1252462), (248, 808040), (310, 646432), (320, 626231), (496, 404020), (620, 323216), (992, 202010), (1240, 161608), (1984, 101005), (2480, 80804), (4960, 40402), (9920, 20201)]