79221740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9829}}^1$

素因数の和:9882

約数の個数: 48

約数和(自身を含む): 184961280

約数和(自身を除く): 105739540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 9829, 19658, 39316, 49145, 98290, 127777, 196580, 255554, 304699, 511108, 609398, 638885, 1218796, 1277770, 1523495, 2555540, 3046990, 3961087, 6093980, 7922174, 15844348, 19805435, 39610870, 79221740]

約数ペア:

[(1, 79221740), (2, 39610870), (4, 19805435), (5, 15844348), (10, 7922174), (13, 6093980), (20, 3961087), (26, 3046990), (31, 2555540), (52, 1523495), (62, 1277770), (65, 1218796), (124, 638885), (130, 609398), (155, 511108), (260, 304699), (310, 255554), (403, 196580), (620, 127777), (806, 98290), (1612, 49145), (2015, 39316), (4030, 19658), (8060, 9829)]