788200100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1171}}^1$

素因数の和:1365

約数の個数: 72

約数和(自身を含む): 1757887488

約数和(自身を除く): 969687388

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 127, 212, 254, 265, 508, 530, 635, 1060, 1171, 1270, 1325, 2342, 2540, 2650, 3175, 4684, 5300, 5855, 6350, 6731, 11710, 12700, 13462, 23420, 26924, 29275, 33655, 58550, 62063, 67310, 117100, 124126, 134620, 148717, 168275, 248252, 297434, 310315, 336550, 594868, 620630, 673100, 743585, 1241260, 1487170, 1551575, 2974340, 3103150, 3717925, 6206300, 7435850, 7882001, 14871700, 15764002, 31528004, 39410005, 78820010, 157640020, 197050025, 394100050, 788200100]

約数ペア:

[(1, 788200100), (2, 394100050), (4, 197050025), (5, 157640020), (10, 78820010), (20, 39410005), (25, 31528004), (50, 15764002), (53, 14871700), (100, 7882001), (106, 7435850), (127, 6206300), (212, 3717925), (254, 3103150), (265, 2974340), (508, 1551575), (530, 1487170), (635, 1241260), (1060, 743585), (1171, 673100), (1270, 620630), (1325, 594868), (2342, 336550), (2540, 310315), (2650, 297434), (3175, 248252), (4684, 168275), (5300, 148717), (5855, 134620), (6350, 124126), (6731, 117100), (11710, 67310), (12700, 62063), (13462, 58550), (23420, 33655), (26924, 29275)]