5163440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 80

約数和(自身を含む): 13094400

約数和(自身を除く): 7930960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 79, 80, 86, 95, 152, 158, 172, 190, 215, 304, 316, 344, 380, 395, 430, 632, 688, 760, 790, 817, 860, 1264, 1501, 1520, 1580, 1634, 1720, 3002, 3160, 3268, 3397, 3440, 4085, 6004, 6320, 6536, 6794, 7505, 8170, 12008, 13072, 13588, 15010, 16340, 16985, 24016, 27176, 30020, 32680, 33970, 54352, 60040, 64543, 65360, 67940, 120080, 129086, 135880, 258172, 271760, 322715, 516344, 645430, 1032688, 1290860, 2581720, 5163440]

約数ペア:

[(1, 5163440), (2, 2581720), (4, 1290860), (5, 1032688), (8, 645430), (10, 516344), (16, 322715), (19, 271760), (20, 258172), (38, 135880), (40, 129086), (43, 120080), (76, 67940), (79, 65360), (80, 64543), (86, 60040), (95, 54352), (152, 33970), (158, 32680), (172, 30020), (190, 27176), (215, 24016), (304, 16985), (316, 16340), (344, 15010), (380, 13588), (395, 13072), (430, 12008), (632, 8170), (688, 7505), (760, 6794), (790, 6536), (817, 6320), (860, 6004), (1264, 4085), (1501, 3440), (1520, 3397), (1580, 3268), (1634, 3160), (1720, 3002)]