65464100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1361}}^1$

素因数の和:1425

約数の個数: 72

約数和(自身を含む): 157234728

約数和(自身を除く): 91770628

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 185, 260, 325, 370, 481, 650, 740, 925, 962, 1300, 1361, 1850, 1924, 2405, 2722, 3700, 4810, 5444, 6805, 9620, 12025, 13610, 17693, 24050, 27220, 34025, 35386, 48100, 50357, 68050, 70772, 88465, 100714, 136100, 176930, 201428, 251785, 353860, 442325, 503570, 654641, 884650, 1007140, 1258925, 1309282, 1769300, 2517850, 2618564, 3273205, 5035700, 6546410, 13092820, 16366025, 32732050, 65464100]

約数ペア:

[(1, 65464100), (2, 32732050), (4, 16366025), (5, 13092820), (10, 6546410), (13, 5035700), (20, 3273205), (25, 2618564), (26, 2517850), (37, 1769300), (50, 1309282), (52, 1258925), (65, 1007140), (74, 884650), (100, 654641), (130, 503570), (148, 442325), (185, 353860), (260, 251785), (325, 201428), (370, 176930), (481, 136100), (650, 100714), (740, 88465), (925, 70772), (962, 68050), (1300, 50357), (1361, 48100), (1850, 35386), (1924, 34025), (2405, 27220), (2722, 24050), (3700, 17693), (4810, 13610), (5444, 12025), (6805, 9620)]