72658760

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{34273}}^1$

素因数の和:34337

約数の個数: 32

約数和(自身を含む): 166571640

約数和(自身を除く): 93912880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 34273, 68546, 137092, 171365, 274184, 342730, 685460, 1370920, 1816469, 3632938, 7265876, 9082345, 14531752, 18164690, 36329380, 72658760]

約数ペア:

[(1, 72658760), (2, 36329380), (4, 18164690), (5, 14531752), (8, 9082345), (10, 7265876), (20, 3632938), (40, 1816469), (53, 1370920), (106, 685460), (212, 342730), (265, 274184), (424, 171365), (530, 137092), (1060, 68546), (2120, 34273)]