90186910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:913

約数の個数: 64

約数和(自身を含む): 189319680

約数和(自身を除く): 99132770

約数列:

[1, 2, 5, 10, 11, 22, 23, 43, 46, 55, 86, 110, 115, 215, 230, 253, 430, 473, 506, 829, 946, 989, 1265, 1658, 1978, 2365, 2530, 4145, 4730, 4945, 8290, 9119, 9890, 10879, 18238, 19067, 21758, 35647, 38134, 45595, 54395, 71294, 91190, 95335, 108790, 178235, 190670, 209737, 356470, 392117, 419474, 784234, 819881, 1048685, 1639762, 1960585, 2097370, 3921170, 4099405, 8198810, 9018691, 18037382, 45093455, 90186910]

約数ペア:

[(1, 90186910), (2, 45093455), (5, 18037382), (10, 9018691), (11, 8198810), (22, 4099405), (23, 3921170), (43, 2097370), (46, 1960585), (55, 1639762), (86, 1048685), (110, 819881), (115, 784234), (215, 419474), (230, 392117), (253, 356470), (430, 209737), (473, 190670), (506, 178235), (829, 108790), (946, 95335), (989, 91190), (1265, 71294), (1658, 54395), (1978, 45595), (2365, 38134), (2530, 35647), (4145, 21758), (4730, 19067), (4945, 18238), (8290, 10879), (9119, 9890)]