68538455

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 88646400

約数和(自身を除く): 20107945

約数列:

[1, 5, 29, 47, 89, 113, 145, 235, 445, 565, 1363, 2581, 3277, 4183, 5311, 6815, 10057, 12905, 16385, 20915, 26555, 50285, 121307, 154019, 291653, 472679, 606535, 770095, 1458265, 2363395, 13707691, 68538455]

約数ペア:

[(1, 68538455), (5, 13707691), (29, 2363395), (47, 1458265), (89, 770095), (113, 606535), (145, 472679), (235, 291653), (445, 154019), (565, 121307), (1363, 50285), (2581, 26555), (3277, 20915), (4183, 16385), (5311, 12905), (6815, 10057)]