202068400

素因数分解:

$2^4\times 5^2\times {\mathrm{181}}^1\times {\mathrm{2791}}^1$

素因数の和:2990

約数の個数: 60

約数和(自身を含む): 488326384

約数和(自身を除く): 286257984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 181, 200, 362, 400, 724, 905, 1448, 1810, 2791, 2896, 3620, 4525, 5582, 7240, 9050, 11164, 13955, 14480, 18100, 22328, 27910, 36200, 44656, 55820, 69775, 72400, 111640, 139550, 223280, 279100, 505171, 558200, 1010342, 1116400, 2020684, 2525855, 4041368, 5051710, 8082736, 10103420, 12629275, 20206840, 25258550, 40413680, 50517100, 101034200, 202068400]

約数ペア:

[(1, 202068400), (2, 101034200), (4, 50517100), (5, 40413680), (8, 25258550), (10, 20206840), (16, 12629275), (20, 10103420), (25, 8082736), (40, 5051710), (50, 4041368), (80, 2525855), (100, 2020684), (181, 1116400), (200, 1010342), (362, 558200), (400, 505171), (724, 279100), (905, 223280), (1448, 139550), (1810, 111640), (2791, 72400), (2896, 69775), (3620, 55820), (4525, 44656), (5582, 36200), (7240, 27910), (9050, 22328), (11164, 18100), (13955, 14480)]