51541100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{967}}^1$

素因数の和:1035

約数の個数: 72

約数和(自身を含む): 123512928

約数和(自身を除く): 71971828

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 50, 52, 65, 82, 100, 130, 164, 205, 260, 325, 410, 533, 650, 820, 967, 1025, 1066, 1300, 1934, 2050, 2132, 2665, 3868, 4100, 4835, 5330, 9670, 10660, 12571, 13325, 19340, 24175, 25142, 26650, 39647, 48350, 50284, 53300, 62855, 79294, 96700, 125710, 158588, 198235, 251420, 314275, 396470, 515411, 628550, 792940, 991175, 1030822, 1257100, 1982350, 2061644, 2577055, 3964700, 5154110, 10308220, 12885275, 25770550, 51541100]

約数ペア:

[(1, 51541100), (2, 25770550), (4, 12885275), (5, 10308220), (10, 5154110), (13, 3964700), (20, 2577055), (25, 2061644), (26, 1982350), (41, 1257100), (50, 1030822), (52, 991175), (65, 792940), (82, 628550), (100, 515411), (130, 396470), (164, 314275), (205, 251420), (260, 198235), (325, 158588), (410, 125710), (533, 96700), (650, 79294), (820, 62855), (967, 53300), (1025, 50284), (1066, 48350), (1300, 39647), (1934, 26650), (2050, 25142), (2132, 24175), (2665, 19340), (3868, 13325), (4100, 12571), (4835, 10660), (5330, 9670)]