207788100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53279}}^1$

素因数の和:53309

約数の個数: 72

約数和(自身を含む): 647458560

約数和(自身を除く): 439670460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 53279, 106558, 159837, 213116, 266395, 319674, 532790, 639348, 692627, 799185, 1065580, 1331975, 1385254, 1598370, 2077881, 2663950, 2770508, 3196740, 3463135, 3995925, 4155762, 5327900, 6926270, 7991850, 8311524, 10389405, 13852540, 15983700, 17315675, 20778810, 34631350, 41557620, 51947025, 69262700, 103894050, 207788100]

約数ペア:

[(1, 207788100), (2, 103894050), (3, 69262700), (4, 51947025), (5, 41557620), (6, 34631350), (10, 20778810), (12, 17315675), (13, 15983700), (15, 13852540), (20, 10389405), (25, 8311524), (26, 7991850), (30, 6926270), (39, 5327900), (50, 4155762), (52, 3995925), (60, 3463135), (65, 3196740), (75, 2770508), (78, 2663950), (100, 2077881), (130, 1598370), (150, 1385254), (156, 1331975), (195, 1065580), (260, 799185), (300, 692627), (325, 639348), (390, 532790), (650, 319674), (780, 266395), (975, 213116), (1300, 159837), (1950, 106558), (3900, 53279)]