80827860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{727}}^1$

素因数の和:865

約数の個数: 96

約数和(自身を含む): 242161920

約数和(自身を除く): 161334060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 109, 170, 204, 218, 255, 327, 340, 436, 510, 545, 654, 727, 1020, 1090, 1308, 1454, 1635, 1853, 2180, 2181, 2908, 3270, 3635, 3706, 4362, 5559, 6540, 7270, 7412, 8724, 9265, 10905, 11118, 12359, 14540, 18530, 21810, 22236, 24718, 27795, 37060, 37077, 43620, 49436, 55590, 61795, 74154, 79243, 111180, 123590, 148308, 158486, 185385, 237729, 247180, 316972, 370770, 396215, 475458, 741540, 792430, 950916, 1188645, 1347131, 1584860, 2377290, 2694262, 4041393, 4754580, 5388524, 6735655, 8082786, 13471310, 16165572, 20206965, 26942620, 40413930, 80827860]

約数ペア:

[(1, 80827860), (2, 40413930), (3, 26942620), (4, 20206965), (5, 16165572), (6, 13471310), (10, 8082786), (12, 6735655), (15, 5388524), (17, 4754580), (20, 4041393), (30, 2694262), (34, 2377290), (51, 1584860), (60, 1347131), (68, 1188645), (85, 950916), (102, 792430), (109, 741540), (170, 475458), (204, 396215), (218, 370770), (255, 316972), (327, 247180), (340, 237729), (436, 185385), (510, 158486), (545, 148308), (654, 123590), (727, 111180), (1020, 79243), (1090, 74154), (1308, 61795), (1454, 55590), (1635, 49436), (1853, 43620), (2180, 37077), (2181, 37060), (2908, 27795), (3270, 24718), (3635, 22236), (3706, 21810), (4362, 18530), (5559, 14540), (6540, 12359), (7270, 11118), (7412, 10905), (8724, 9265)]