28425750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 71705088

約数和(自身を除く): 43279338

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 151, 250, 251, 302, 375, 453, 502, 750, 753, 755, 906, 1255, 1506, 1510, 2265, 2510, 3765, 3775, 4530, 6275, 7530, 7550, 11325, 12550, 18825, 18875, 22650, 31375, 37650, 37750, 37901, 56625, 62750, 75802, 94125, 113250, 113703, 188250, 189505, 227406, 379010, 568515, 947525, 1137030, 1895050, 2842575, 4737625, 5685150, 9475250, 14212875, 28425750]

約数ペア:

[(1, 28425750), (2, 14212875), (3, 9475250), (5, 5685150), (6, 4737625), (10, 2842575), (15, 1895050), (25, 1137030), (30, 947525), (50, 568515), (75, 379010), (125, 227406), (150, 189505), (151, 188250), (250, 113703), (251, 113250), (302, 94125), (375, 75802), (453, 62750), (502, 56625), (750, 37901), (753, 37750), (755, 37650), (906, 31375), (1255, 22650), (1506, 18875), (1510, 18825), (2265, 12550), (2510, 11325), (3765, 7550), (3775, 7530), (4530, 6275)]