66018280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{983}}^1$

素因数の和:1090

約数の個数: 64

約数和(自身を含む): 157282560

約数和(自身を除く): 91264280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 73, 92, 115, 146, 184, 230, 292, 365, 460, 584, 730, 920, 983, 1460, 1679, 1966, 2920, 3358, 3932, 4915, 6716, 7864, 8395, 9830, 13432, 16790, 19660, 22609, 33580, 39320, 45218, 67160, 71759, 90436, 113045, 143518, 180872, 226090, 287036, 358795, 452180, 574072, 717590, 904360, 1435180, 1650457, 2870360, 3300914, 6601828, 8252285, 13203656, 16504570, 33009140, 66018280]

約数ペア:

[(1, 66018280), (2, 33009140), (4, 16504570), (5, 13203656), (8, 8252285), (10, 6601828), (20, 3300914), (23, 2870360), (40, 1650457), (46, 1435180), (73, 904360), (92, 717590), (115, 574072), (146, 452180), (184, 358795), (230, 287036), (292, 226090), (365, 180872), (460, 143518), (584, 113045), (730, 90436), (920, 71759), (983, 67160), (1460, 45218), (1679, 39320), (1966, 33580), (2920, 22609), (3358, 19660), (3932, 16790), (4915, 13432), (6716, 9830), (7864, 8395)]