61545990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:885

約数の個数: 64

約数和(自身を含む): 161885952

約数和(自身を除く): 100339962

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 421, 443, 842, 886, 1263, 1329, 2105, 2215, 2526, 2658, 4210, 4430, 4631, 4873, 6315, 6645, 9262, 9746, 12630, 13290, 13893, 14619, 23155, 24365, 27786, 29238, 46310, 48730, 69465, 73095, 138930, 146190, 186503, 373006, 559509, 932515, 1119018, 1865030, 2051533, 2797545, 4103066, 5595090, 6154599, 10257665, 12309198, 20515330, 30772995, 61545990]

約数ペア:

[(1, 61545990), (2, 30772995), (3, 20515330), (5, 12309198), (6, 10257665), (10, 6154599), (11, 5595090), (15, 4103066), (22, 2797545), (30, 2051533), (33, 1865030), (55, 1119018), (66, 932515), (110, 559509), (165, 373006), (330, 186503), (421, 146190), (443, 138930), (842, 73095), (886, 69465), (1263, 48730), (1329, 46310), (2105, 29238), (2215, 27786), (2526, 24365), (2658, 23155), (4210, 14619), (4430, 13893), (4631, 13290), (4873, 12630), (6315, 9746), (6645, 9262)]