25825275

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 55710720

約数和(自身を除く): 29885445

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 863, 1197, 1425, 1575, 1995, 2589, 3325, 4275, 4315, 5985, 6041, 7767, 9975, 12945, 16397, 18123, 21575, 29925, 30205, 38835, 49191, 54369, 64725, 81985, 90615, 114779, 147573, 151025, 194175, 245955, 271845, 344337, 409925, 453075, 573895, 737865, 1033011, 1229775, 1359225, 1721685, 2869475, 3689325, 5165055, 8608425, 25825275]

約数ペア:

[(1, 25825275), (3, 8608425), (5, 5165055), (7, 3689325), (9, 2869475), (15, 1721685), (19, 1359225), (21, 1229775), (25, 1033011), (35, 737865), (45, 573895), (57, 453075), (63, 409925), (75, 344337), (95, 271845), (105, 245955), (133, 194175), (171, 151025), (175, 147573), (225, 114779), (285, 90615), (315, 81985), (399, 64725), (475, 54369), (525, 49191), (665, 38835), (855, 30205), (863, 29925), (1197, 21575), (1425, 18123), (1575, 16397), (1995, 12945), (2589, 9975), (3325, 7767), (4275, 6041), (4315, 5985)]