25516125

素因数分解:

$3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 47317296

約数和(自身を除く): 21801171

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 125, 185, 225, 333, 375, 555, 613, 925, 1125, 1665, 1839, 2775, 3065, 4625, 5517, 8325, 9195, 13875, 15325, 22681, 27585, 41625, 45975, 68043, 76625, 113405, 137925, 204129, 229875, 340215, 567025, 689625, 1020645, 1701075, 2835125, 5103225, 8505375, 25516125]

約数ペア:

[(1, 25516125), (3, 8505375), (5, 5103225), (9, 2835125), (15, 1701075), (25, 1020645), (37, 689625), (45, 567025), (75, 340215), (111, 229875), (125, 204129), (185, 137925), (225, 113405), (333, 76625), (375, 68043), (555, 45975), (613, 41625), (925, 27585), (1125, 22681), (1665, 15325), (1839, 13875), (2775, 9195), (3065, 8325), (4625, 5517)]