55185520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1129}}^1$

素因数の和:1202

約数の個数: 80

約数和(自身を含む): 141240960

約数和(自身を除く): 86055440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1129, 1222, 1880, 2258, 2444, 3055, 3760, 4516, 4888, 5645, 6110, 9032, 9776, 11290, 12220, 14677, 18064, 22580, 24440, 29354, 45160, 48880, 53063, 58708, 73385, 90320, 106126, 117416, 146770, 212252, 234832, 265315, 293540, 424504, 530630, 587080, 689819, 849008, 1061260, 1174160, 1379638, 2122520, 2759276, 3449095, 4245040, 5518552, 6898190, 11037104, 13796380, 27592760, 55185520]

約数ペア:

[(1, 55185520), (2, 27592760), (4, 13796380), (5, 11037104), (8, 6898190), (10, 5518552), (13, 4245040), (16, 3449095), (20, 2759276), (26, 2122520), (40, 1379638), (47, 1174160), (52, 1061260), (65, 849008), (80, 689819), (94, 587080), (104, 530630), (130, 424504), (188, 293540), (208, 265315), (235, 234832), (260, 212252), (376, 146770), (470, 117416), (520, 106126), (611, 90320), (752, 73385), (940, 58708), (1040, 53063), (1129, 48880), (1222, 45160), (1880, 29354), (2258, 24440), (2444, 22580), (3055, 18064), (3760, 14677), (4516, 12220), (4888, 11290), (5645, 9776), (6110, 9032)]