65521390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{5783}}^1$

素因数の和:5904

約数の個数: 32

約数和(自身を含む): 129931776

約数和(自身を除く): 64410386

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 206, 515, 1030, 1133, 2266, 5665, 5783, 11330, 11566, 28915, 57830, 63613, 127226, 318065, 595649, 636130, 1191298, 2978245, 5956490, 6552139, 13104278, 32760695, 65521390]

約数ペア:

[(1, 65521390), (2, 32760695), (5, 13104278), (10, 6552139), (11, 5956490), (22, 2978245), (55, 1191298), (103, 636130), (110, 595649), (206, 318065), (515, 127226), (1030, 63613), (1133, 57830), (2266, 28915), (5665, 11566), (5783, 11330)]