120718125

素因数分解:

$3^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1951}}^1$

素因数の和:1988

約数の個数: 60

約数和(自身を含む): 237823872

約数和(自身を除く): 117105747

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 125, 165, 225, 275, 375, 495, 625, 825, 1125, 1375, 1875, 1951, 2475, 4125, 5625, 5853, 6875, 9755, 12375, 17559, 20625, 21461, 29265, 48775, 61875, 64383, 87795, 107305, 146325, 193149, 243875, 321915, 438975, 536525, 731625, 965745, 1219375, 1609575, 2194875, 2682625, 3658125, 4828725, 8047875, 10974375, 13413125, 24143625, 40239375, 120718125]

約数ペア:

[(1, 120718125), (3, 40239375), (5, 24143625), (9, 13413125), (11, 10974375), (15, 8047875), (25, 4828725), (33, 3658125), (45, 2682625), (55, 2194875), (75, 1609575), (99, 1219375), (125, 965745), (165, 731625), (225, 536525), (275, 438975), (375, 321915), (495, 243875), (625, 193149), (825, 146325), (1125, 107305), (1375, 87795), (1875, 64383), (1951, 61875), (2475, 48775), (4125, 29265), (5625, 21461), (5853, 20625), (6875, 17559), (9755, 12375)]