74242480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71387}}^1$

素因数の和:71413

約数の個数: 40

約数和(自身を含む): 185894352

約数和(自身を除く): 111651872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 71387, 142774, 285548, 356935, 571096, 713870, 928031, 1142192, 1427740, 1856062, 2855480, 3712124, 4640155, 5710960, 7424248, 9280310, 14848496, 18560620, 37121240, 74242480]

約数ペア:

[(1, 74242480), (2, 37121240), (4, 18560620), (5, 14848496), (8, 9280310), (10, 7424248), (13, 5710960), (16, 4640155), (20, 3712124), (26, 2855480), (40, 1856062), (52, 1427740), (65, 1142192), (80, 928031), (104, 713870), (130, 571096), (208, 356935), (260, 285548), (520, 142774), (1040, 71387)]