84475900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 194831280

約数和(自身を除く): 110355380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 173, 190, 257, 346, 380, 475, 514, 692, 865, 950, 1028, 1285, 1730, 1900, 2570, 3287, 3460, 4325, 4883, 5140, 6425, 6574, 8650, 9766, 12850, 13148, 16435, 17300, 19532, 24415, 25700, 32870, 44461, 48830, 65740, 82175, 88922, 97660, 122075, 164350, 177844, 222305, 244150, 328700, 444610, 488300, 844759, 889220, 1111525, 1689518, 2223050, 3379036, 4223795, 4446100, 8447590, 16895180, 21118975, 42237950, 84475900]

約数ペア:

[(1, 84475900), (2, 42237950), (4, 21118975), (5, 16895180), (10, 8447590), (19, 4446100), (20, 4223795), (25, 3379036), (38, 2223050), (50, 1689518), (76, 1111525), (95, 889220), (100, 844759), (173, 488300), (190, 444610), (257, 328700), (346, 244150), (380, 222305), (475, 177844), (514, 164350), (692, 122075), (865, 97660), (950, 88922), (1028, 82175), (1285, 65740), (1730, 48830), (1900, 44461), (2570, 32870), (3287, 25700), (3460, 24415), (4325, 19532), (4883, 17300), (5140, 16435), (6425, 13148), (6574, 12850), (8650, 9766)]