54875625

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 80

約数和(自身を含む): 108265344

約数和(自身を除く): 53389719

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 37, 75, 105, 111, 113, 125, 175, 185, 259, 339, 375, 525, 555, 565, 625, 777, 791, 875, 925, 1295, 1695, 1875, 2373, 2625, 2775, 2825, 3885, 3955, 4181, 4375, 4625, 6475, 8475, 11865, 12543, 13125, 13875, 14125, 19425, 19775, 20905, 23125, 29267, 32375, 42375, 59325, 62715, 69375, 70625, 87801, 97125, 98875, 104525, 146335, 161875, 211875, 296625, 313575, 439005, 485625, 494375, 522625, 731675, 1483125, 1567875, 2195025, 2613125, 3658375, 7839375, 10975125, 18291875, 54875625]

約数ペア:

[(1, 54875625), (3, 18291875), (5, 10975125), (7, 7839375), (15, 3658375), (21, 2613125), (25, 2195025), (35, 1567875), (37, 1483125), (75, 731675), (105, 522625), (111, 494375), (113, 485625), (125, 439005), (175, 313575), (185, 296625), (259, 211875), (339, 161875), (375, 146335), (525, 104525), (555, 98875), (565, 97125), (625, 87801), (777, 70625), (791, 69375), (875, 62715), (925, 59325), (1295, 42375), (1695, 32375), (1875, 29267), (2373, 23125), (2625, 20905), (2775, 19775), (2825, 19425), (3885, 14125), (3955, 13875), (4181, 13125), (4375, 12543), (4625, 11865), (6475, 8475)]