20125350

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{6389}}^1$

素因数の和:6414

約数の個数: 72

約数和(自身を含む): 61804080

約数和(自身を除く): 41678730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 1050, 1575, 3150, 6389, 12778, 19167, 31945, 38334, 44723, 57501, 63890, 89446, 95835, 115002, 134169, 159725, 191670, 223615, 268338, 287505, 319450, 402507, 447230, 479175, 575010, 670845, 805014, 958350, 1118075, 1341690, 1437525, 2012535, 2236150, 2875050, 3354225, 4025070, 6708450, 10062675, 20125350]

約数ペア:

[(1, 20125350), (2, 10062675), (3, 6708450), (5, 4025070), (6, 3354225), (7, 2875050), (9, 2236150), (10, 2012535), (14, 1437525), (15, 1341690), (18, 1118075), (21, 958350), (25, 805014), (30, 670845), (35, 575010), (42, 479175), (45, 447230), (50, 402507), (63, 319450), (70, 287505), (75, 268338), (90, 223615), (105, 191670), (126, 159725), (150, 134169), (175, 115002), (210, 95835), (225, 89446), (315, 63890), (350, 57501), (450, 44723), (525, 38334), (630, 31945), (1050, 19167), (1575, 12778), (3150, 6389)]