64705090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{643}}^1$

素因数の和:1026

約数の個数: 32

約数和(自身を含む): 121020480

約数和(自身を除く): 56315390

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 347, 643, 694, 1286, 1735, 3215, 3470, 6430, 10063, 18647, 20126, 37294, 50315, 93235, 100630, 186470, 223121, 446242, 1115605, 2231210, 6470509, 12941018, 32352545, 64705090]

約数ペア:

[(1, 64705090), (2, 32352545), (5, 12941018), (10, 6470509), (29, 2231210), (58, 1115605), (145, 446242), (290, 223121), (347, 186470), (643, 100630), (694, 93235), (1286, 50315), (1735, 37294), (3215, 20126), (3470, 18647), (6430, 10063)]