2688144700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{19381}}^1$

素因数の和:19487

約数の個数: 72

約数和(自身を含む): 6224723120

約数和(自身を除く): 3536578420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 73, 76, 95, 100, 146, 190, 292, 365, 380, 475, 730, 950, 1387, 1460, 1825, 1900, 2774, 3650, 5548, 6935, 7300, 13870, 19381, 27740, 34675, 38762, 69350, 77524, 96905, 138700, 193810, 368239, 387620, 484525, 736478, 969050, 1414813, 1472956, 1841195, 1938100, 2829626, 3682390, 5659252, 7074065, 7364780, 9205975, 14148130, 18411950, 26881447, 28296260, 35370325, 36823900, 53762894, 70740650, 107525788, 134407235, 141481300, 268814470, 537628940, 672036175, 1344072350, 2688144700]

約数ペア:

[(1, 2688144700), (2, 1344072350), (4, 672036175), (5, 537628940), (10, 268814470), (19, 141481300), (20, 134407235), (25, 107525788), (38, 70740650), (50, 53762894), (73, 36823900), (76, 35370325), (95, 28296260), (100, 26881447), (146, 18411950), (190, 14148130), (292, 9205975), (365, 7364780), (380, 7074065), (475, 5659252), (730, 3682390), (950, 2829626), (1387, 1938100), (1460, 1841195), (1825, 1472956), (1900, 1414813), (2774, 969050), (3650, 736478), (5548, 484525), (6935, 387620), (7300, 368239), (13870, 193810), (19381, 138700), (27740, 96905), (34675, 77524), (38762, 69350)]