54553640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 128304000

約数和(自身を除く): 73750360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 131, 145, 232, 262, 290, 359, 524, 580, 655, 718, 1048, 1160, 1310, 1436, 1795, 2620, 2872, 3590, 3799, 5240, 7180, 7598, 10411, 14360, 15196, 18995, 20822, 30392, 37990, 41644, 47029, 52055, 75980, 83288, 94058, 104110, 151960, 188116, 208220, 235145, 376232, 416440, 470290, 940580, 1363841, 1881160, 2727682, 5455364, 6819205, 10910728, 13638410, 27276820, 54553640]

約数ペア:

[(1, 54553640), (2, 27276820), (4, 13638410), (5, 10910728), (8, 6819205), (10, 5455364), (20, 2727682), (29, 1881160), (40, 1363841), (58, 940580), (116, 470290), (131, 416440), (145, 376232), (232, 235145), (262, 208220), (290, 188116), (359, 151960), (524, 104110), (580, 94058), (655, 83288), (718, 75980), (1048, 52055), (1160, 47029), (1310, 41644), (1436, 37990), (1795, 30392), (2620, 20822), (2872, 18995), (3590, 15196), (3799, 14360), (5240, 10411), (7180, 7598)]