205129430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{31607}}^1$

素因数の和:31684

約数の個数: 32

約数和(自身を含む): 409639680

約数和(自身を除く): 204510250

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 295, 590, 649, 1298, 3245, 6490, 31607, 63214, 158035, 316070, 347677, 695354, 1738385, 1864813, 3476770, 3729626, 9324065, 18648130, 20512943, 41025886, 102564715, 205129430]

約数ペア:

[(1, 205129430), (2, 102564715), (5, 41025886), (10, 20512943), (11, 18648130), (22, 9324065), (55, 3729626), (59, 3476770), (110, 1864813), (118, 1738385), (295, 695354), (590, 347677), (649, 316070), (1298, 158035), (3245, 63214), (6490, 31607)]