40980147260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157615951}}^1$

素因数の和:157615973

約数の個数: 24

約数和(自身を含む): 92678179776

約数和(自身を除く): 51698032516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 157615951, 315231902, 630463804, 788079755, 1576159510, 2049007363, 3152319020, 4098014726, 8196029452, 10245036815, 20490073630, 40980147260]

約数ペア:

[(1, 40980147260), (2, 20490073630), (4, 10245036815), (5, 8196029452), (10, 4098014726), (13, 3152319020), (20, 2049007363), (26, 1576159510), (52, 788079755), (65, 630463804), (130, 315231902), (260, 157615951)]