29178650

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 27067750

約数列:

[1, 2, 5, 10, 25, 50, 79, 83, 89, 158, 166, 178, 395, 415, 445, 790, 830, 890, 1975, 2075, 2225, 3950, 4150, 4450, 6557, 7031, 7387, 13114, 14062, 14774, 32785, 35155, 36935, 65570, 70310, 73870, 163925, 175775, 184675, 327850, 351550, 369350, 583573, 1167146, 2917865, 5835730, 14589325, 29178650]

約数ペア:

[(1, 29178650), (2, 14589325), (5, 5835730), (10, 2917865), (25, 1167146), (50, 583573), (79, 369350), (83, 351550), (89, 327850), (158, 184675), (166, 175775), (178, 163925), (395, 73870), (415, 70310), (445, 65570), (790, 36935), (830, 35155), (890, 32785), (1975, 14774), (2075, 14062), (2225, 13114), (3950, 7387), (4150, 7031), (4450, 6557)]