77511320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{313}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 180411840

約数和(自身を除く): 102900520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 151, 164, 205, 302, 313, 328, 410, 604, 626, 755, 820, 1208, 1252, 1510, 1565, 1640, 2504, 3020, 3130, 6040, 6191, 6260, 12382, 12520, 12833, 24764, 25666, 30955, 47263, 49528, 51332, 61910, 64165, 94526, 102664, 123820, 128330, 189052, 236315, 247640, 256660, 378104, 472630, 513320, 945260, 1890520, 1937783, 3875566, 7751132, 9688915, 15502264, 19377830, 38755660, 77511320]

約数ペア:

[(1, 77511320), (2, 38755660), (4, 19377830), (5, 15502264), (8, 9688915), (10, 7751132), (20, 3875566), (40, 1937783), (41, 1890520), (82, 945260), (151, 513320), (164, 472630), (205, 378104), (302, 256660), (313, 247640), (328, 236315), (410, 189052), (604, 128330), (626, 123820), (755, 102664), (820, 94526), (1208, 64165), (1252, 61910), (1510, 51332), (1565, 49528), (1640, 47263), (2504, 30955), (3020, 25666), (3130, 24764), (6040, 12833), (6191, 12520), (6260, 12382)]