51970100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5711}}^1$

素因数の和:5745

約数の個数: 72

約数和(自身を含む): 138824448

約数和(自身を除く): 86854348

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 5711, 9100, 11422, 22844, 28555, 39977, 57110, 74243, 79954, 114220, 142775, 148486, 159908, 199885, 285550, 296972, 371215, 399770, 519701, 571100, 742430, 799540, 999425, 1039402, 1484860, 1856075, 1998850, 2078804, 2598505, 3712150, 3997700, 5197010, 7424300, 10394020, 12992525, 25985050, 51970100]

約数ペア:

[(1, 51970100), (2, 25985050), (4, 12992525), (5, 10394020), (7, 7424300), (10, 5197010), (13, 3997700), (14, 3712150), (20, 2598505), (25, 2078804), (26, 1998850), (28, 1856075), (35, 1484860), (50, 1039402), (52, 999425), (65, 799540), (70, 742430), (91, 571100), (100, 519701), (130, 399770), (140, 371215), (175, 296972), (182, 285550), (260, 199885), (325, 159908), (350, 148486), (364, 142775), (455, 114220), (650, 79954), (700, 74243), (910, 57110), (1300, 39977), (1820, 28555), (2275, 22844), (4550, 11422), (5711, 9100)]