72873680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82811}}^1$

素因数の和:82835

約数の個数: 40

約数和(自身を含む): 184836384

約数和(自身を除く): 111962704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 82811, 165622, 331244, 414055, 662488, 828110, 910921, 1324976, 1656220, 1821842, 3312440, 3643684, 4554605, 6624880, 7287368, 9109210, 14574736, 18218420, 36436840, 72873680]

約数ペア:

[(1, 72873680), (2, 36436840), (4, 18218420), (5, 14574736), (8, 9109210), (10, 7287368), (11, 6624880), (16, 4554605), (20, 3643684), (22, 3312440), (40, 1821842), (44, 1656220), (55, 1324976), (80, 910921), (88, 828110), (110, 662488), (176, 414055), (220, 331244), (440, 165622), (880, 82811)]