25573730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 57335040

約数和(自身を除く): 31761310

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 157, 179, 182, 314, 358, 455, 785, 895, 910, 1099, 1253, 1570, 1790, 2041, 2198, 2327, 2506, 4082, 4654, 5495, 6265, 10205, 10990, 11635, 12530, 14287, 16289, 20410, 23270, 28103, 28574, 32578, 56206, 71435, 81445, 140515, 142870, 162890, 196721, 281030, 365339, 393442, 730678, 983605, 1826695, 1967210, 2557373, 3653390, 5114746, 12786865, 25573730]

約数ペア:

[(1, 25573730), (2, 12786865), (5, 5114746), (7, 3653390), (10, 2557373), (13, 1967210), (14, 1826695), (26, 983605), (35, 730678), (65, 393442), (70, 365339), (91, 281030), (130, 196721), (157, 162890), (179, 142870), (182, 140515), (314, 81445), (358, 71435), (455, 56206), (785, 32578), (895, 28574), (910, 28103), (1099, 23270), (1253, 20410), (1570, 16289), (1790, 14287), (2041, 12530), (2198, 11635), (2327, 10990), (2506, 10205), (4082, 6265), (4654, 5495)]