289467100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2081}}^1$

素因数の和:2215

約数の個数: 72

約数和(自身を含む): 683112528

約数和(自身を除く): 393645428

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 107, 130, 214, 260, 325, 428, 535, 650, 1070, 1300, 1391, 2081, 2140, 2675, 2782, 4162, 5350, 5564, 6955, 8324, 10405, 10700, 13910, 20810, 27053, 27820, 34775, 41620, 52025, 54106, 69550, 104050, 108212, 135265, 139100, 208100, 222667, 270530, 445334, 541060, 676325, 890668, 1113335, 1352650, 2226670, 2705300, 2894671, 4453340, 5566675, 5789342, 11133350, 11578684, 14473355, 22266700, 28946710, 57893420, 72366775, 144733550, 289467100]

約数ペア:

[(1, 289467100), (2, 144733550), (4, 72366775), (5, 57893420), (10, 28946710), (13, 22266700), (20, 14473355), (25, 11578684), (26, 11133350), (50, 5789342), (52, 5566675), (65, 4453340), (100, 2894671), (107, 2705300), (130, 2226670), (214, 1352650), (260, 1113335), (325, 890668), (428, 676325), (535, 541060), (650, 445334), (1070, 270530), (1300, 222667), (1391, 208100), (2081, 139100), (2140, 135265), (2675, 108212), (2782, 104050), (4162, 69550), (5350, 54106), (5564, 52025), (6955, 41620), (8324, 34775), (10405, 27820), (10700, 27053), (13910, 20810)]