26156920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 62668800

約数和(自身を除く): 36511880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 271, 380, 508, 542, 635, 760, 1016, 1084, 1270, 1355, 2168, 2413, 2540, 2710, 4826, 5080, 5149, 5420, 9652, 10298, 10840, 12065, 19304, 20596, 24130, 25745, 34417, 41192, 48260, 51490, 68834, 96520, 102980, 137668, 172085, 205960, 275336, 344170, 653923, 688340, 1307846, 1376680, 2615692, 3269615, 5231384, 6539230, 13078460, 26156920]

約数ペア:

[(1, 26156920), (2, 13078460), (4, 6539230), (5, 5231384), (8, 3269615), (10, 2615692), (19, 1376680), (20, 1307846), (38, 688340), (40, 653923), (76, 344170), (95, 275336), (127, 205960), (152, 172085), (190, 137668), (254, 102980), (271, 96520), (380, 68834), (508, 51490), (542, 48260), (635, 41192), (760, 34417), (1016, 25745), (1084, 24130), (1270, 20596), (1355, 19304), (2168, 12065), (2413, 10840), (2540, 10298), (2710, 9652), (4826, 5420), (5080, 5149)]