53644520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78889}}^1$

素因数の和:78917

約数の個数: 32

約数和(自身を含む): 127801800

約数和(自身を除く): 74157280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 78889, 157778, 315556, 394445, 631112, 788890, 1341113, 1577780, 2682226, 3155560, 5364452, 6705565, 10728904, 13411130, 26822260, 53644520]

約数ペア:

[(1, 53644520), (2, 26822260), (4, 13411130), (5, 10728904), (8, 6705565), (10, 5364452), (17, 3155560), (20, 2682226), (34, 1577780), (40, 1341113), (68, 788890), (85, 631112), (136, 394445), (170, 315556), (340, 157778), (680, 78889)]