64720292

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10459}}^1$

素因数の和:10500

約数の個数: 48

約数和(自身を含む): 147611520

約数和(自身を除く): 82891228

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 6188, 10459, 20918, 41836, 73213, 135967, 146426, 177803, 271934, 292852, 355606, 543868, 711212, 951769, 1244621, 1903538, 2311439, 2489242, 3807076, 4622878, 4978484, 9245756, 16180073, 32360146, 64720292]

約数ペア:

[(1, 64720292), (2, 32360146), (4, 16180073), (7, 9245756), (13, 4978484), (14, 4622878), (17, 3807076), (26, 2489242), (28, 2311439), (34, 1903538), (52, 1244621), (68, 951769), (91, 711212), (119, 543868), (182, 355606), (221, 292852), (238, 271934), (364, 177803), (442, 146426), (476, 135967), (884, 73213), (1547, 41836), (3094, 20918), (6188, 10459)]