64972930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 135634176

約数和(自身を除く): 70661246

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 61, 110, 115, 122, 230, 253, 305, 421, 506, 610, 671, 842, 1265, 1342, 1403, 2105, 2530, 2806, 3355, 4210, 4631, 6710, 7015, 9262, 9683, 14030, 15433, 19366, 23155, 25681, 30866, 46310, 48415, 51362, 77165, 96830, 106513, 128405, 154330, 213026, 256810, 282491, 532565, 564982, 590663, 1065130, 1181326, 1412455, 2824910, 2953315, 5906630, 6497293, 12994586, 32486465, 64972930]

約数ペア:

[(1, 64972930), (2, 32486465), (5, 12994586), (10, 6497293), (11, 5906630), (22, 2953315), (23, 2824910), (46, 1412455), (55, 1181326), (61, 1065130), (110, 590663), (115, 564982), (122, 532565), (230, 282491), (253, 256810), (305, 213026), (421, 154330), (506, 128405), (610, 106513), (671, 96830), (842, 77165), (1265, 51362), (1342, 48415), (1403, 46310), (2105, 30866), (2530, 25681), (2806, 23155), (3355, 19366), (4210, 15433), (4631, 14030), (6710, 9683), (7015, 9262)]