80534790

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{42611}}^1$

素因数の和:42634

約数の個数: 64

約数和(自身を含む): 245445120

約数和(自身を除く): 164910330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 42611, 85222, 127833, 213055, 255666, 298277, 383499, 426110, 596554, 639165, 766998, 894831, 1150497, 1278330, 1491385, 1789662, 1917495, 2300994, 2684493, 2982770, 3834990, 4474155, 5368986, 5752485, 8053479, 8948310, 11504970, 13422465, 16106958, 26844930, 40267395, 80534790]

約数ペア:

[(1, 80534790), (2, 40267395), (3, 26844930), (5, 16106958), (6, 13422465), (7, 11504970), (9, 8948310), (10, 8053479), (14, 5752485), (15, 5368986), (18, 4474155), (21, 3834990), (27, 2982770), (30, 2684493), (35, 2300994), (42, 1917495), (45, 1789662), (54, 1491385), (63, 1278330), (70, 1150497), (90, 894831), (105, 766998), (126, 639165), (135, 596554), (189, 426110), (210, 383499), (270, 298277), (315, 255666), (378, 213055), (630, 127833), (945, 85222), (1890, 42611)]