157193840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5443}}^1$

素因数の和:5494

約数の個数: 60

約数和(自身を含む): 385794504

約数和(自身を除く): 228600664

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5443, 5776, 7220, 10886, 14440, 21772, 27215, 28880, 43544, 54430, 87088, 103417, 108860, 206834, 217720, 413668, 435440, 517085, 827336, 1034170, 1654672, 1964923, 2068340, 3929846, 4136680, 7859692, 8273360, 9824615, 15719384, 19649230, 31438768, 39298460, 78596920, 157193840]

約数ペア:

[(1, 157193840), (2, 78596920), (4, 39298460), (5, 31438768), (8, 19649230), (10, 15719384), (16, 9824615), (19, 8273360), (20, 7859692), (38, 4136680), (40, 3929846), (76, 2068340), (80, 1964923), (95, 1654672), (152, 1034170), (190, 827336), (304, 517085), (361, 435440), (380, 413668), (722, 217720), (760, 206834), (1444, 108860), (1520, 103417), (1805, 87088), (2888, 54430), (3610, 43544), (5443, 28880), (5776, 27215), (7220, 21772), (10886, 14440)]