1585119280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{1931}}^1$

素因数の和:2306

約数の個数: 80

約数和(自身を含む): 3817755648

約数和(自身を除く): 2232636368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 331, 496, 620, 662, 1240, 1324, 1655, 1931, 2480, 2648, 3310, 3862, 5296, 6620, 7724, 9655, 10261, 13240, 15448, 19310, 20522, 26480, 30896, 38620, 41044, 51305, 59861, 77240, 82088, 102610, 119722, 154480, 164176, 205220, 239444, 299305, 410440, 478888, 598610, 639161, 820880, 957776, 1197220, 1278322, 2394440, 2556644, 3195805, 4788880, 5113288, 6391610, 10226576, 12783220, 19813991, 25566440, 39627982, 51132880, 79255964, 99069955, 158511928, 198139910, 317023856, 396279820, 792559640, 1585119280]

約数ペア:

[(1, 1585119280), (2, 792559640), (4, 396279820), (5, 317023856), (8, 198139910), (10, 158511928), (16, 99069955), (20, 79255964), (31, 51132880), (40, 39627982), (62, 25566440), (80, 19813991), (124, 12783220), (155, 10226576), (248, 6391610), (310, 5113288), (331, 4788880), (496, 3195805), (620, 2556644), (662, 2394440), (1240, 1278322), (1324, 1197220), (1655, 957776), (1931, 820880), (2480, 639161), (2648, 598610), (3310, 478888), (3862, 410440), (5296, 299305), (6620, 239444), (7724, 205220), (9655, 164176), (10261, 154480), (13240, 119722), (15448, 102610), (19310, 82088), (20522, 77240), (26480, 59861), (30896, 51305), (38620, 41044)]