156985040

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{26881}}^1$

素因数の和:26967

約数の個数: 40

約数和(自身を含む): 370003848

約数和(自身を除く): 213018808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 26881, 53762, 107524, 134405, 215048, 268810, 430096, 537620, 1075240, 1962313, 2150480, 3924626, 7849252, 9811565, 15698504, 19623130, 31397008, 39246260, 78492520, 156985040]

約数ペア:

[(1, 156985040), (2, 78492520), (4, 39246260), (5, 31397008), (8, 19623130), (10, 15698504), (16, 9811565), (20, 7849252), (40, 3924626), (73, 2150480), (80, 1962313), (146, 1075240), (292, 537620), (365, 430096), (584, 268810), (730, 215048), (1168, 134405), (1460, 107524), (2920, 53762), (5840, 26881)]