25257310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 51710400

約数和(自身を除く): 26453090

約数列:

[1, 2, 5, 10, 13, 26, 37, 59, 65, 74, 89, 118, 130, 178, 185, 295, 370, 445, 481, 590, 767, 890, 962, 1157, 1534, 2183, 2314, 2405, 3293, 3835, 4366, 4810, 5251, 5785, 6586, 7670, 10502, 10915, 11570, 16465, 21830, 26255, 28379, 32930, 42809, 52510, 56758, 68263, 85618, 136526, 141895, 194287, 214045, 283790, 341315, 388574, 428090, 682630, 971435, 1942870, 2525731, 5051462, 12628655, 25257310]

約数ペア:

[(1, 25257310), (2, 12628655), (5, 5051462), (10, 2525731), (13, 1942870), (26, 971435), (37, 682630), (59, 428090), (65, 388574), (74, 341315), (89, 283790), (118, 214045), (130, 194287), (178, 141895), (185, 136526), (295, 85618), (370, 68263), (445, 56758), (481, 52510), (590, 42809), (767, 32930), (890, 28379), (962, 26255), (1157, 21830), (1534, 16465), (2183, 11570), (2314, 10915), (2405, 10502), (3293, 7670), (3835, 6586), (4366, 5785), (4810, 5251)]