201493100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{613}}^1$

素因数の和:819

約数の個数: 72

約数和(自身を含む): 463668240

約数和(自身を除く): 262175140

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 173, 190, 346, 380, 475, 613, 692, 865, 950, 1226, 1730, 1900, 2452, 3065, 3287, 3460, 4325, 6130, 6574, 8650, 11647, 12260, 13148, 15325, 16435, 17300, 23294, 30650, 32870, 46588, 58235, 61300, 65740, 82175, 106049, 116470, 164350, 212098, 232940, 291175, 328700, 424196, 530245, 582350, 1060490, 1164700, 2014931, 2120980, 2651225, 4029862, 5302450, 8059724, 10074655, 10604900, 20149310, 40298620, 50373275, 100746550, 201493100]

約数ペア:

[(1, 201493100), (2, 100746550), (4, 50373275), (5, 40298620), (10, 20149310), (19, 10604900), (20, 10074655), (25, 8059724), (38, 5302450), (50, 4029862), (76, 2651225), (95, 2120980), (100, 2014931), (173, 1164700), (190, 1060490), (346, 582350), (380, 530245), (475, 424196), (613, 328700), (692, 291175), (865, 232940), (950, 212098), (1226, 164350), (1730, 116470), (1900, 106049), (2452, 82175), (3065, 65740), (3287, 61300), (3460, 58235), (4325, 46588), (6130, 32870), (6574, 30650), (8650, 23294), (11647, 17300), (12260, 16435), (13148, 15325)]