25287120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:554

約数の個数: 160

約数和(自身を含む): 91065600

約数和(自身を除く): 65778480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 509, 540, 552, 621, 690, 720, 828, 920, 1018, 1035, 1080, 1104, 1242, 1380, 1527, 1656, 1840, 2036, 2070, 2160, 2484, 2545, 2760, 3054, 3105, 3312, 4072, 4140, 4581, 4968, 5090, 5520, 6108, 6210, 7635, 8144, 8280, 9162, 9936, 10180, 11707, 12216, 12420, 13743, 15270, 16560, 18324, 20360, 22905, 23414, 24432, 24840, 27486, 30540, 35121, 36648, 40720, 45810, 46828, 49680, 54972, 58535, 61080, 68715, 70242, 73296, 91620, 93656, 105363, 109944, 117070, 122160, 137430, 140484, 175605, 183240, 187312, 210726, 219888, 234140, 274860, 280968, 316089, 351210, 366480, 421452, 468280, 526815, 549720, 561936, 632178, 702420, 842904, 936560, 1053630, 1099440, 1264356, 1404840, 1580445, 1685808, 2107260, 2528712, 2809680, 3160890, 4214520, 5057424, 6321780, 8429040, 12643560, 25287120]

約数ペア:

[(1, 25287120), (2, 12643560), (3, 8429040), (4, 6321780), (5, 5057424), (6, 4214520), (8, 3160890), (9, 2809680), (10, 2528712), (12, 2107260), (15, 1685808), (16, 1580445), (18, 1404840), (20, 1264356), (23, 1099440), (24, 1053630), (27, 936560), (30, 842904), (36, 702420), (40, 632178), (45, 561936), (46, 549720), (48, 526815), (54, 468280), (60, 421452), (69, 366480), (72, 351210), (80, 316089), (90, 280968), (92, 274860), (108, 234140), (115, 219888), (120, 210726), (135, 187312), (138, 183240), (144, 175605), (180, 140484), (184, 137430), (207, 122160), (216, 117070), (230, 109944), (240, 105363), (270, 93656), (276, 91620), (345, 73296), (360, 70242), (368, 68715), (414, 61080), (432, 58535), (460, 54972), (509, 49680), (540, 46828), (552, 45810), (621, 40720), (690, 36648), (720, 35121), (828, 30540), (920, 27486), (1018, 24840), (1035, 24432), (1080, 23414), (1104, 22905), (1242, 20360), (1380, 18324), (1527, 16560), (1656, 15270), (1840, 13743), (2036, 12420), (2070, 12216), (2160, 11707), (2484, 10180), (2545, 9936), (2760, 9162), (3054, 8280), (3105, 8144), (3312, 7635), (4072, 6210), (4140, 6108), (4581, 5520), (4968, 5090)]