51618150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{251}}^1\times {\mathrm{457}}^1$

素因数の和:726

約数の個数: 72

約数和(自身を含む): 139537944

約数和(自身を除く): 87919794

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 251, 450, 457, 502, 753, 914, 1255, 1371, 1506, 2259, 2285, 2510, 2742, 3765, 4113, 4518, 4570, 6275, 6855, 7530, 8226, 11295, 11425, 12550, 13710, 18825, 20565, 22590, 22850, 34275, 37650, 41130, 56475, 68550, 102825, 112950, 114707, 205650, 229414, 344121, 573535, 688242, 1032363, 1147070, 1720605, 2064726, 2867675, 3441210, 5161815, 5735350, 8603025, 10323630, 17206050, 25809075, 51618150]

約数ペア:

[(1, 51618150), (2, 25809075), (3, 17206050), (5, 10323630), (6, 8603025), (9, 5735350), (10, 5161815), (15, 3441210), (18, 2867675), (25, 2064726), (30, 1720605), (45, 1147070), (50, 1032363), (75, 688242), (90, 573535), (150, 344121), (225, 229414), (251, 205650), (450, 114707), (457, 112950), (502, 102825), (753, 68550), (914, 56475), (1255, 41130), (1371, 37650), (1506, 34275), (2259, 22850), (2285, 22590), (2510, 20565), (2742, 18825), (3765, 13710), (4113, 12550), (4518, 11425), (4570, 11295), (6275, 8226), (6855, 7530)]