80980560

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{12497}}^1$

素因数の和:12522

約数の個数: 100

約数和(自身を含む): 281279988

約数和(自身を除く): 200299428

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 12497, 24994, 37491, 49988, 62485, 74982, 99976, 112473, 124970, 149964, 187455, 199952, 224946, 249940, 299928, 337419, 374910, 449892, 499880, 562365, 599856, 674838, 749820, 899784, 999760, 1012257, 1124730, 1349676, 1499640, 1687095, 1799568, 2024514, 2249460, 2699352, 2999280, 3374190, 4049028, 4498920, 5061285, 5398704, 6748380, 8098056, 8997840, 10122570, 13496760, 16196112, 20245140, 26993520, 40490280, 80980560]

約数ペア:

[(1, 80980560), (2, 40490280), (3, 26993520), (4, 20245140), (5, 16196112), (6, 13496760), (8, 10122570), (9, 8997840), (10, 8098056), (12, 6748380), (15, 5398704), (16, 5061285), (18, 4498920), (20, 4049028), (24, 3374190), (27, 2999280), (30, 2699352), (36, 2249460), (40, 2024514), (45, 1799568), (48, 1687095), (54, 1499640), (60, 1349676), (72, 1124730), (80, 1012257), (81, 999760), (90, 899784), (108, 749820), (120, 674838), (135, 599856), (144, 562365), (162, 499880), (180, 449892), (216, 374910), (240, 337419), (270, 299928), (324, 249940), (360, 224946), (405, 199952), (432, 187455), (540, 149964), (648, 124970), (720, 112473), (810, 99976), (1080, 74982), (1296, 62485), (1620, 49988), (2160, 37491), (3240, 24994), (6480, 12497)]