64413750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:307

約数の個数: 80

約数和(自身を含む): 163635120

約数和(自身を除く): 99221370

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 89, 125, 150, 178, 193, 250, 267, 375, 386, 445, 534, 579, 625, 750, 890, 965, 1158, 1250, 1335, 1875, 1930, 2225, 2670, 2895, 3750, 4450, 4825, 5790, 6675, 9650, 11125, 13350, 14475, 17177, 22250, 24125, 28950, 33375, 34354, 48250, 51531, 55625, 66750, 72375, 85885, 103062, 111250, 120625, 144750, 166875, 171770, 241250, 257655, 333750, 361875, 429425, 515310, 723750, 858850, 1288275, 2147125, 2576550, 4294250, 6441375, 10735625, 12882750, 21471250, 32206875, 64413750]

約数ペア:

[(1, 64413750), (2, 32206875), (3, 21471250), (5, 12882750), (6, 10735625), (10, 6441375), (15, 4294250), (25, 2576550), (30, 2147125), (50, 1288275), (75, 858850), (89, 723750), (125, 515310), (150, 429425), (178, 361875), (193, 333750), (250, 257655), (267, 241250), (375, 171770), (386, 166875), (445, 144750), (534, 120625), (579, 111250), (625, 103062), (750, 85885), (890, 72375), (965, 66750), (1158, 55625), (1250, 51531), (1335, 48250), (1875, 34354), (1930, 33375), (2225, 28950), (2670, 24125), (2895, 22250), (3750, 17177), (4450, 14475), (4825, 13350), (5790, 11125), (6675, 9650)]