325017455

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 479969280

約数和(自身を除く): 154951825

約数列:

[1, 5, 7, 35, 41, 47, 61, 79, 205, 235, 287, 305, 329, 395, 427, 553, 1435, 1645, 1927, 2135, 2501, 2765, 2867, 3239, 3713, 4819, 9635, 12505, 13489, 14335, 16195, 17507, 18565, 20069, 22673, 24095, 25991, 33733, 67445, 87535, 100345, 113365, 117547, 129955, 152233, 168665, 197579, 226493, 587735, 761165, 822829, 987895, 1065631, 1132465, 1383053, 1585451, 4114145, 5328155, 6915265, 7927255, 9286213, 46431065, 65003491, 325017455]

約数ペア:

[(1, 325017455), (5, 65003491), (7, 46431065), (35, 9286213), (41, 7927255), (47, 6915265), (61, 5328155), (79, 4114145), (205, 1585451), (235, 1383053), (287, 1132465), (305, 1065631), (329, 987895), (395, 822829), (427, 761165), (553, 587735), (1435, 226493), (1645, 197579), (1927, 168665), (2135, 152233), (2501, 129955), (2765, 117547), (2867, 113365), (3239, 100345), (3713, 87535), (4819, 67445), (9635, 33733), (12505, 25991), (13489, 24095), (14335, 22673), (16195, 20069), (17507, 18565)]