82238320

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{9431}}^1$

素因数の和:9553

約数の個数: 40

約数和(自身を含む): 192978720

約数和(自身を除く): 110740400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 9431, 18862, 37724, 47155, 75448, 94310, 150896, 188620, 377240, 754480, 1027979, 2055958, 4111916, 5139895, 8223832, 10279790, 16447664, 20559580, 41119160, 82238320]

約数ペア:

[(1, 82238320), (2, 41119160), (4, 20559580), (5, 16447664), (8, 10279790), (10, 8223832), (16, 5139895), (20, 4111916), (40, 2055958), (80, 1027979), (109, 754480), (218, 377240), (436, 188620), (545, 150896), (872, 94310), (1090, 75448), (1744, 47155), (2180, 37724), (4360, 18862), (8720, 9431)]