166103720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{61979}}^1$

素因数の和:62057

約数の個数: 32

約数和(自身を含む): 379317600

約数和(自身を除く): 213213880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 61979, 123958, 247916, 309895, 495832, 619790, 1239580, 2479160, 4152593, 8305186, 16610372, 20762965, 33220744, 41525930, 83051860, 166103720]

約数ペア:

[(1, 166103720), (2, 83051860), (4, 41525930), (5, 33220744), (8, 20762965), (10, 16610372), (20, 8305186), (40, 4152593), (67, 2479160), (134, 1239580), (268, 619790), (335, 495832), (536, 309895), (670, 247916), (1340, 123958), (2680, 61979)]