42585320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:666

約数の個数: 64

約数和(自身を含む): 100707840

約数和(自身を除く): 58122520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 563, 610, 620, 1126, 1220, 1240, 1891, 2252, 2440, 2815, 3782, 4504, 5630, 7564, 9455, 11260, 15128, 17453, 18910, 22520, 34343, 34906, 37820, 68686, 69812, 75640, 87265, 137372, 139624, 171715, 174530, 274744, 343430, 349060, 686860, 698120, 1064633, 1373720, 2129266, 4258532, 5323165, 8517064, 10646330, 21292660, 42585320]

約数ペア:

[(1, 42585320), (2, 21292660), (4, 10646330), (5, 8517064), (8, 5323165), (10, 4258532), (20, 2129266), (31, 1373720), (40, 1064633), (61, 698120), (62, 686860), (122, 349060), (124, 343430), (155, 274744), (244, 174530), (248, 171715), (305, 139624), (310, 137372), (488, 87265), (563, 75640), (610, 69812), (620, 68686), (1126, 37820), (1220, 34906), (1240, 34343), (1891, 22520), (2252, 18910), (2440, 17453), (2815, 15128), (3782, 11260), (4504, 9455), (5630, 7564)]