28738400

素因数分解:

$2^5\times 5^2\times {\mathrm{35923}}^1$

素因数の和:35943

約数の個数: 36

約数和(自身を含む): 70159572

約数和(自身を除く): 41421172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 35923, 71846, 143692, 179615, 287384, 359230, 574768, 718460, 898075, 1149536, 1436920, 1796150, 2873840, 3592300, 5747680, 7184600, 14369200, 28738400]

約数ペア:

[(1, 28738400), (2, 14369200), (4, 7184600), (5, 5747680), (8, 3592300), (10, 2873840), (16, 1796150), (20, 1436920), (25, 1149536), (32, 898075), (40, 718460), (50, 574768), (80, 359230), (100, 287384), (160, 179615), (200, 143692), (400, 71846), (800, 35923)]