801890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 32

約数和(自身を含む): 1574640

約数和(自身を除く): 772750

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 89, 106, 170, 178, 265, 445, 530, 890, 901, 1513, 1802, 3026, 4505, 4717, 7565, 9010, 9434, 15130, 23585, 47170, 80189, 160378, 400945, 801890]

約数ペア:

[(1, 801890), (2, 400945), (5, 160378), (10, 80189), (17, 47170), (34, 23585), (53, 15130), (85, 9434), (89, 9010), (106, 7565), (170, 4717), (178, 4505), (265, 3026), (445, 1802), (530, 1513), (890, 901)]