251553635

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1063}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 330946560

約数和(自身を除く): 79392925

約数列:

[1, 5, 19, 47, 53, 95, 235, 265, 893, 1007, 1063, 2491, 4465, 5035, 5315, 12455, 20197, 47329, 49961, 56339, 100985, 236645, 249805, 281695, 949259, 1070441, 2647933, 4746295, 5352205, 13239665, 50310727, 251553635]

約数ペア:

[(1, 251553635), (5, 50310727), (19, 13239665), (47, 5352205), (53, 4746295), (95, 2647933), (235, 1070441), (265, 949259), (893, 281695), (1007, 249805), (1063, 236645), (2491, 100985), (4465, 56339), (5035, 49961), (5315, 47329), (12455, 20197)]