138963760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3259}}^1$

素因数の和:3326

約数の個数: 80

約数和(自身を含む): 356539680

約数和(自身を除く): 217575920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1640, 2132, 2665, 3259, 3280, 4264, 5330, 6518, 8528, 10660, 13036, 16295, 21320, 26072, 32590, 42367, 42640, 52144, 65180, 84734, 130360, 133619, 169468, 211835, 260720, 267238, 338936, 423670, 534476, 668095, 677872, 847340, 1068952, 1336190, 1694680, 1737047, 2137904, 2672380, 3389360, 3474094, 5344760, 6948188, 8685235, 10689520, 13896376, 17370470, 27792752, 34740940, 69481880, 138963760]

約数ペア:

[(1, 138963760), (2, 69481880), (4, 34740940), (5, 27792752), (8, 17370470), (10, 13896376), (13, 10689520), (16, 8685235), (20, 6948188), (26, 5344760), (40, 3474094), (41, 3389360), (52, 2672380), (65, 2137904), (80, 1737047), (82, 1694680), (104, 1336190), (130, 1068952), (164, 847340), (205, 677872), (208, 668095), (260, 534476), (328, 423670), (410, 338936), (520, 267238), (533, 260720), (656, 211835), (820, 169468), (1040, 133619), (1066, 130360), (1640, 84734), (2132, 65180), (2665, 52144), (3259, 42640), (3280, 42367), (4264, 32590), (5330, 26072), (6518, 21320), (8528, 16295), (10660, 13036)]