2621450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 5442360

約数和(自身を除く): 2820910

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 109, 130, 185, 218, 325, 370, 481, 545, 650, 925, 962, 1090, 1417, 1850, 2405, 2725, 2834, 4033, 4810, 5450, 7085, 8066, 12025, 14170, 20165, 24050, 35425, 40330, 52429, 70850, 100825, 104858, 201650, 262145, 524290, 1310725, 2621450]

約数ペア:

[(1, 2621450), (2, 1310725), (5, 524290), (10, 262145), (13, 201650), (25, 104858), (26, 100825), (37, 70850), (50, 52429), (65, 40330), (74, 35425), (109, 24050), (130, 20165), (185, 14170), (218, 12025), (325, 8066), (370, 7085), (481, 5450), (545, 4810), (650, 4033), (925, 2834), (962, 2725), (1090, 2405), (1417, 1850)]