20625150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1511}}^1$

素因数の和:1546

約数の個数: 96

約数和(自身を含む): 62995968

約数和(自身を除く): 42370818

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 50, 65, 70, 75, 78, 91, 105, 130, 150, 175, 182, 195, 210, 273, 325, 350, 390, 455, 525, 546, 650, 910, 975, 1050, 1365, 1511, 1950, 2275, 2730, 3022, 4533, 4550, 6825, 7555, 9066, 10577, 13650, 15110, 19643, 21154, 22665, 31731, 37775, 39286, 45330, 52885, 58929, 63462, 75550, 98215, 105770, 113325, 117858, 137501, 158655, 196430, 226650, 264425, 275002, 294645, 317310, 412503, 491075, 528850, 589290, 687505, 793275, 825006, 982150, 1375010, 1473225, 1586550, 2062515, 2946450, 3437525, 4125030, 6875050, 10312575, 20625150]

約数ペア:

[(1, 20625150), (2, 10312575), (3, 6875050), (5, 4125030), (6, 3437525), (7, 2946450), (10, 2062515), (13, 1586550), (14, 1473225), (15, 1375010), (21, 982150), (25, 825006), (26, 793275), (30, 687505), (35, 589290), (39, 528850), (42, 491075), (50, 412503), (65, 317310), (70, 294645), (75, 275002), (78, 264425), (91, 226650), (105, 196430), (130, 158655), (150, 137501), (175, 117858), (182, 113325), (195, 105770), (210, 98215), (273, 75550), (325, 63462), (350, 58929), (390, 52885), (455, 45330), (525, 39286), (546, 37775), (650, 31731), (910, 22665), (975, 21154), (1050, 19643), (1365, 15110), (1511, 13650), (1950, 10577), (2275, 9066), (2730, 7555), (3022, 6825), (4533, 4550)]