72320032

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 146059200

約数和(自身を除く): 73739168

約数列:

[1, 2, 4, 8, 16, 32, 71, 139, 142, 229, 278, 284, 458, 556, 568, 916, 1112, 1136, 1832, 2224, 2272, 3664, 4448, 7328, 9869, 16259, 19738, 31831, 32518, 39476, 63662, 65036, 78952, 127324, 130072, 157904, 254648, 260144, 315808, 509296, 520288, 1018592, 2260001, 4520002, 9040004, 18080008, 36160016, 72320032]

約数ペア:

[(1, 72320032), (2, 36160016), (4, 18080008), (8, 9040004), (16, 4520002), (32, 2260001), (71, 1018592), (139, 520288), (142, 509296), (229, 315808), (278, 260144), (284, 254648), (458, 157904), (556, 130072), (568, 127324), (916, 78952), (1112, 65036), (1136, 63662), (1832, 39476), (2224, 32518), (2272, 31831), (3664, 19738), (4448, 16259), (7328, 9869)]