71582240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26317}}^1$

素因数の和:26349

約数の個数: 48

約数和(自身を含む): 179067672

約数和(自身を除く): 107485432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 26317, 52634, 105268, 131585, 210536, 263170, 421072, 447389, 526340, 842144, 894778, 1052680, 1789556, 2105360, 2236945, 3579112, 4210720, 4473890, 7158224, 8947780, 14316448, 17895560, 35791120, 71582240]

約数ペア:

[(1, 71582240), (2, 35791120), (4, 17895560), (5, 14316448), (8, 8947780), (10, 7158224), (16, 4473890), (17, 4210720), (20, 3579112), (32, 2236945), (34, 2105360), (40, 1789556), (68, 1052680), (80, 894778), (85, 842144), (136, 526340), (160, 447389), (170, 421072), (272, 263170), (340, 210536), (544, 131585), (680, 105268), (1360, 52634), (2720, 26317)]