82813725

素因数分解:

$3^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1553}}^1$

素因数の和:1651

約数の個数: 48

約数和(自身を含む): 154156800

約数和(自身を除く): 71343075

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 135, 225, 237, 395, 675, 711, 1185, 1553, 1975, 2133, 3555, 4659, 5925, 7765, 10665, 13977, 17775, 23295, 38825, 41931, 53325, 69885, 116475, 122687, 209655, 349425, 368061, 613435, 1048275, 1104183, 1840305, 3067175, 3312549, 5520915, 9201525, 16562745, 27604575, 82813725]

約数ペア:

[(1, 82813725), (3, 27604575), (5, 16562745), (9, 9201525), (15, 5520915), (25, 3312549), (27, 3067175), (45, 1840305), (75, 1104183), (79, 1048275), (135, 613435), (225, 368061), (237, 349425), (395, 209655), (675, 122687), (711, 116475), (1185, 69885), (1553, 53325), (1975, 41931), (2133, 38825), (3555, 23295), (4659, 17775), (5925, 13977), (7765, 10665)]