125963920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1049}}^1$

素因数の和:1160

約数の個数: 80

約数和(自身を含む): 312480000

約数和(自身を除く): 186516080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 304, 316, 380, 395, 632, 760, 790, 1049, 1264, 1501, 1520, 1580, 2098, 3002, 3160, 4196, 5245, 6004, 6320, 7505, 8392, 10490, 12008, 15010, 16784, 19931, 20980, 24016, 30020, 39862, 41960, 60040, 79724, 82871, 83920, 99655, 120080, 159448, 165742, 199310, 318896, 331484, 398620, 414355, 662968, 797240, 828710, 1325936, 1574549, 1594480, 1657420, 3149098, 3314840, 6298196, 6629680, 7872745, 12596392, 15745490, 25192784, 31490980, 62981960, 125963920]

約数ペア:

[(1, 125963920), (2, 62981960), (4, 31490980), (5, 25192784), (8, 15745490), (10, 12596392), (16, 7872745), (19, 6629680), (20, 6298196), (38, 3314840), (40, 3149098), (76, 1657420), (79, 1594480), (80, 1574549), (95, 1325936), (152, 828710), (158, 797240), (190, 662968), (304, 414355), (316, 398620), (380, 331484), (395, 318896), (632, 199310), (760, 165742), (790, 159448), (1049, 120080), (1264, 99655), (1501, 83920), (1520, 82871), (1580, 79724), (2098, 60040), (3002, 41960), (3160, 39862), (4196, 30020), (5245, 24016), (6004, 20980), (6320, 19931), (7505, 16784), (8392, 15010), (10490, 12008)]