78001330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{5413}}^1$

素因数の和:5562

約数の個数: 32

約数和(自身を含む): 154363968

約数和(自身を除く): 76362638

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 655, 1310, 1441, 2882, 5413, 7205, 10826, 14410, 27065, 54130, 59543, 119086, 297715, 595430, 709103, 1418206, 3545515, 7091030, 7800133, 15600266, 39000665, 78001330]

約数ペア:

[(1, 78001330), (2, 39000665), (5, 15600266), (10, 7800133), (11, 7091030), (22, 3545515), (55, 1418206), (110, 709103), (131, 595430), (262, 297715), (655, 119086), (1310, 59543), (1441, 54130), (2882, 27065), (5413, 14410), (7205, 10826)]