25430470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 53778816

約数和(自身を除く): 28348346

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 37, 65, 74, 85, 130, 170, 185, 221, 311, 370, 442, 481, 622, 629, 962, 1105, 1258, 1555, 2210, 2405, 3110, 3145, 4043, 4810, 5287, 6290, 8086, 8177, 10574, 11507, 16354, 20215, 23014, 26435, 40430, 40885, 52870, 57535, 68731, 81770, 115070, 137462, 149591, 195619, 299182, 343655, 391238, 687310, 747955, 978095, 1495910, 1956190, 2543047, 5086094, 12715235, 25430470]

約数ペア:

[(1, 25430470), (2, 12715235), (5, 5086094), (10, 2543047), (13, 1956190), (17, 1495910), (26, 978095), (34, 747955), (37, 687310), (65, 391238), (74, 343655), (85, 299182), (130, 195619), (170, 149591), (185, 137462), (221, 115070), (311, 81770), (370, 68731), (442, 57535), (481, 52870), (622, 40885), (629, 40430), (962, 26435), (1105, 23014), (1258, 20215), (1555, 16354), (2210, 11507), (2405, 10574), (3110, 8177), (3145, 8086), (4043, 6290), (4810, 5287)]