25801880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 65847600

約数和(自身を除く): 40045720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 59, 65, 104, 116, 118, 130, 145, 232, 236, 260, 290, 295, 377, 472, 520, 580, 590, 754, 767, 841, 1160, 1180, 1508, 1534, 1682, 1711, 1885, 2360, 3016, 3068, 3364, 3422, 3770, 3835, 4205, 6136, 6728, 6844, 7540, 7670, 8410, 8555, 10933, 13688, 15080, 15340, 16820, 17110, 21866, 22243, 30680, 33640, 34220, 43732, 44486, 49619, 54665, 68440, 87464, 88972, 99238, 109330, 111215, 177944, 198476, 218660, 222430, 248095, 396952, 437320, 444860, 496190, 645047, 889720, 992380, 1290094, 1984760, 2580188, 3225235, 5160376, 6450470, 12900940, 25801880]

約数ペア:

[(1, 25801880), (2, 12900940), (4, 6450470), (5, 5160376), (8, 3225235), (10, 2580188), (13, 1984760), (20, 1290094), (26, 992380), (29, 889720), (40, 645047), (52, 496190), (58, 444860), (59, 437320), (65, 396952), (104, 248095), (116, 222430), (118, 218660), (130, 198476), (145, 177944), (232, 111215), (236, 109330), (260, 99238), (290, 88972), (295, 87464), (377, 68440), (472, 54665), (520, 49619), (580, 44486), (590, 43732), (754, 34220), (767, 33640), (841, 30680), (1160, 22243), (1180, 21866), (1508, 17110), (1534, 16820), (1682, 15340), (1711, 15080), (1885, 13688), (2360, 10933), (3016, 8555), (3068, 8410), (3364, 7670), (3422, 7540), (3770, 6844), (3835, 6728), (4205, 6136)]