225171920

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{29017}}^1$

素因数の和:29127

約数の個数: 40

約数和(自身を含む): 528940104

約数和(自身を除く): 303768184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 29017, 58034, 116068, 145085, 232136, 290170, 464272, 580340, 1160680, 2321360, 2814649, 5629298, 11258596, 14073245, 22517192, 28146490, 45034384, 56292980, 112585960, 225171920]

約数ペア:

[(1, 225171920), (2, 112585960), (4, 56292980), (5, 45034384), (8, 28146490), (10, 22517192), (16, 14073245), (20, 11258596), (40, 5629298), (80, 2814649), (97, 2321360), (194, 1160680), (388, 580340), (485, 464272), (776, 290170), (970, 232136), (1552, 145085), (1940, 116068), (3880, 58034), (7760, 29017)]