68873545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 95080608

約数和(自身を除く): 26207063

約数列:

[1, 5, 13, 17, 65, 85, 157, 221, 397, 785, 1105, 1985, 2041, 2669, 5161, 6749, 10205, 13345, 25805, 33745, 34697, 62329, 87737, 173485, 311645, 438685, 810277, 1059593, 4051385, 5297965, 13774709, 68873545]

約数ペア:

[(1, 68873545), (5, 13774709), (13, 5297965), (17, 4051385), (65, 1059593), (85, 810277), (157, 438685), (221, 311645), (397, 173485), (785, 87737), (1105, 62329), (1985, 34697), (2041, 33745), (2669, 25805), (5161, 13345), (6749, 10205)]