289157830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{54251}}^1$

素因数の和:54312

約数の個数: 32

約数和(自身を含む): 574203168

約数和(自身を除く): 285045338

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 54251, 108502, 271255, 542510, 705263, 1410526, 2224291, 3526315, 4448582, 7052630, 11121455, 22242910, 28915783, 57831566, 144578915, 289157830]

約数ペア:

[(1, 289157830), (2, 144578915), (5, 57831566), (10, 28915783), (13, 22242910), (26, 11121455), (41, 7052630), (65, 4448582), (82, 3526315), (130, 2224291), (205, 1410526), (410, 705263), (533, 542510), (1066, 271255), (2665, 108502), (5330, 54251)]