15448900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 36247680

約数和(自身を除く): 20798780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 47, 50, 76, 94, 95, 100, 173, 188, 190, 235, 346, 380, 470, 475, 692, 865, 893, 940, 950, 1175, 1730, 1786, 1900, 2350, 3287, 3460, 3572, 4325, 4465, 4700, 6574, 8131, 8650, 8930, 13148, 16262, 16435, 17300, 17860, 22325, 32524, 32870, 40655, 44650, 65740, 81310, 82175, 89300, 154489, 162620, 164350, 203275, 308978, 328700, 406550, 617956, 772445, 813100, 1544890, 3089780, 3862225, 7724450, 15448900]

約数ペア:

[(1, 15448900), (2, 7724450), (4, 3862225), (5, 3089780), (10, 1544890), (19, 813100), (20, 772445), (25, 617956), (38, 406550), (47, 328700), (50, 308978), (76, 203275), (94, 164350), (95, 162620), (100, 154489), (173, 89300), (188, 82175), (190, 81310), (235, 65740), (346, 44650), (380, 40655), (470, 32870), (475, 32524), (692, 22325), (865, 17860), (893, 17300), (940, 16435), (950, 16262), (1175, 13148), (1730, 8930), (1786, 8650), (1900, 8131), (2350, 6574), (3287, 4700), (3460, 4465), (3572, 4325)]