628996900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47293}}^1$

素因数の和:47333

約数の個数: 72

約数和(自身を含む): 1642047680

約数和(自身を除く): 1013050780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1900, 2660, 3325, 6650, 13300, 47293, 94586, 189172, 236465, 331051, 472930, 662102, 898567, 945860, 1182325, 1324204, 1655255, 1797134, 2364650, 3310510, 3594268, 4492835, 4729300, 6289969, 6621020, 8276275, 8985670, 12579938, 16552550, 17971340, 22464175, 25159876, 31449845, 33105100, 44928350, 62899690, 89856700, 125799380, 157249225, 314498450, 628996900]

約数ペア:

[(1, 628996900), (2, 314498450), (4, 157249225), (5, 125799380), (7, 89856700), (10, 62899690), (14, 44928350), (19, 33105100), (20, 31449845), (25, 25159876), (28, 22464175), (35, 17971340), (38, 16552550), (50, 12579938), (70, 8985670), (76, 8276275), (95, 6621020), (100, 6289969), (133, 4729300), (140, 4492835), (175, 3594268), (190, 3310510), (266, 2364650), (350, 1797134), (380, 1655255), (475, 1324204), (532, 1182325), (665, 945860), (700, 898567), (950, 662102), (1330, 472930), (1900, 331051), (2660, 236465), (3325, 189172), (6650, 94586), (13300, 47293)]