159356740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{8863}}^1$

素因数の和:8932

約数の個数: 48

約数和(自身を含む): 357396480

約数和(自身を除く): 198039740

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 8863, 8990, 17726, 17980, 35452, 44315, 88630, 177260, 257027, 274753, 514054, 549506, 1028108, 1099012, 1285135, 1373765, 2570270, 2747530, 5140540, 5495060, 7967837, 15935674, 31871348, 39839185, 79678370, 159356740]

約数ペア:

[(1, 159356740), (2, 79678370), (4, 39839185), (5, 31871348), (10, 15935674), (20, 7967837), (29, 5495060), (31, 5140540), (58, 2747530), (62, 2570270), (116, 1373765), (124, 1285135), (145, 1099012), (155, 1028108), (290, 549506), (310, 514054), (580, 274753), (620, 257027), (899, 177260), (1798, 88630), (3596, 44315), (4495, 35452), (8863, 17980), (8990, 17726)]