64743520

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2339}}^1$

素因数の和:2527

約数の個数: 48

約数和(自身を含む): 153906480

約数和(自身を除く): 89162960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2339, 2768, 3460, 4678, 5536, 6920, 9356, 11695, 13840, 18712, 23390, 27680, 37424, 46780, 74848, 93560, 187120, 374240, 404647, 809294, 1618588, 2023235, 3237176, 4046470, 6474352, 8092940, 12948704, 16185880, 32371760, 64743520]

約数ペア:

[(1, 64743520), (2, 32371760), (4, 16185880), (5, 12948704), (8, 8092940), (10, 6474352), (16, 4046470), (20, 3237176), (32, 2023235), (40, 1618588), (80, 809294), (160, 404647), (173, 374240), (346, 187120), (692, 93560), (865, 74848), (1384, 46780), (1730, 37424), (2339, 27680), (2768, 23390), (3460, 18712), (4678, 13840), (5536, 11695), (6920, 9356)]