25955800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 66402000

約数和(自身を除く): 40446200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 67, 100, 104, 130, 134, 149, 200, 260, 268, 298, 325, 335, 520, 536, 596, 650, 670, 745, 871, 1192, 1300, 1340, 1490, 1675, 1742, 1937, 2600, 2680, 2980, 3350, 3484, 3725, 3874, 4355, 5960, 6700, 6968, 7450, 7748, 8710, 9685, 9983, 13400, 14900, 15496, 17420, 19370, 19966, 21775, 29800, 34840, 38740, 39932, 43550, 48425, 49915, 77480, 79864, 87100, 96850, 99830, 129779, 174200, 193700, 199660, 249575, 259558, 387400, 399320, 499150, 519116, 648895, 998300, 1038232, 1297790, 1996600, 2595580, 3244475, 5191160, 6488950, 12977900, 25955800]

約数ペア:

[(1, 25955800), (2, 12977900), (4, 6488950), (5, 5191160), (8, 3244475), (10, 2595580), (13, 1996600), (20, 1297790), (25, 1038232), (26, 998300), (40, 648895), (50, 519116), (52, 499150), (65, 399320), (67, 387400), (100, 259558), (104, 249575), (130, 199660), (134, 193700), (149, 174200), (200, 129779), (260, 99830), (268, 96850), (298, 87100), (325, 79864), (335, 77480), (520, 49915), (536, 48425), (596, 43550), (650, 39932), (670, 38740), (745, 34840), (871, 29800), (1192, 21775), (1300, 19966), (1340, 19370), (1490, 17420), (1675, 15496), (1742, 14900), (1937, 13400), (2600, 9983), (2680, 9685), (2980, 8710), (3350, 7748), (3484, 7450), (3725, 6968), (3874, 6700), (4355, 5960)]