16825040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:196

約数の個数: 80

約数和(自身を含む): 41181888

約数和(自身を除く): 24356848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 67, 73, 80, 86, 134, 146, 172, 215, 268, 292, 335, 344, 365, 430, 536, 584, 670, 688, 730, 860, 1072, 1168, 1340, 1460, 1720, 2680, 2881, 2920, 3139, 3440, 4891, 5360, 5762, 5840, 6278, 9782, 11524, 12556, 14405, 15695, 19564, 23048, 24455, 25112, 28810, 31390, 39128, 46096, 48910, 50224, 57620, 62780, 78256, 97820, 115240, 125560, 195640, 210313, 230480, 251120, 391280, 420626, 841252, 1051565, 1682504, 2103130, 3365008, 4206260, 8412520, 16825040]

約数ペア:

[(1, 16825040), (2, 8412520), (4, 4206260), (5, 3365008), (8, 2103130), (10, 1682504), (16, 1051565), (20, 841252), (40, 420626), (43, 391280), (67, 251120), (73, 230480), (80, 210313), (86, 195640), (134, 125560), (146, 115240), (172, 97820), (215, 78256), (268, 62780), (292, 57620), (335, 50224), (344, 48910), (365, 46096), (430, 39128), (536, 31390), (584, 28810), (670, 25112), (688, 24455), (730, 23048), (860, 19564), (1072, 15695), (1168, 14405), (1340, 12556), (1460, 11524), (1720, 9782), (2680, 6278), (2881, 5840), (2920, 5762), (3139, 5360), (3440, 4891)]