28510300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{241}}^1$

素因数の和:288

約数の個数: 108

約数和(自身を含む): 76880496

約数和(自身を除く): 48370196

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 169, 175, 182, 241, 260, 325, 338, 350, 364, 455, 482, 650, 676, 700, 845, 910, 964, 1183, 1205, 1300, 1687, 1690, 1820, 2275, 2366, 2410, 3133, 3374, 3380, 4225, 4550, 4732, 4820, 5915, 6025, 6266, 6748, 8435, 8450, 9100, 11830, 12050, 12532, 15665, 16870, 16900, 21931, 23660, 24100, 29575, 31330, 33740, 40729, 42175, 43862, 59150, 62660, 78325, 81458, 84350, 87724, 109655, 118300, 156650, 162916, 168700, 203645, 219310, 285103, 313300, 407290, 438620, 548275, 570206, 814580, 1018225, 1096550, 1140412, 1425515, 2036450, 2193100, 2851030, 4072900, 5702060, 7127575, 14255150, 28510300]

約数ペア:

[(1, 28510300), (2, 14255150), (4, 7127575), (5, 5702060), (7, 4072900), (10, 2851030), (13, 2193100), (14, 2036450), (20, 1425515), (25, 1140412), (26, 1096550), (28, 1018225), (35, 814580), (50, 570206), (52, 548275), (65, 438620), (70, 407290), (91, 313300), (100, 285103), (130, 219310), (140, 203645), (169, 168700), (175, 162916), (182, 156650), (241, 118300), (260, 109655), (325, 87724), (338, 84350), (350, 81458), (364, 78325), (455, 62660), (482, 59150), (650, 43862), (676, 42175), (700, 40729), (845, 33740), (910, 31330), (964, 29575), (1183, 24100), (1205, 23660), (1300, 21931), (1687, 16900), (1690, 16870), (1820, 15665), (2275, 12532), (2366, 12050), (2410, 11830), (3133, 9100), (3374, 8450), (3380, 8435), (4225, 6748), (4550, 6266), (4732, 6025), (4820, 5915)]