129979932400

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{449}}^1\times {\mathrm{9161}}^1$

素因数の和:9707

約数の個数: 120

約数和(自身を含む): 316968552000

約数和(自身を除く): 186988619600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 449, 632, 790, 898, 1264, 1580, 1796, 1975, 2245, 3160, 3592, 3950, 4490, 6320, 7184, 7900, 8980, 9161, 11225, 15800, 17960, 18322, 22450, 31600, 35471, 35920, 36644, 44900, 45805, 70942, 73288, 89800, 91610, 141884, 146576, 177355, 179600, 183220, 229025, 283768, 354710, 366440, 458050, 567536, 709420, 723719, 732880, 886775, 916100, 1418840, 1447438, 1773550, 1832200, 2837680, 2894876, 3547100, 3618595, 3664400, 4113289, 5789752, 7094200, 7237190, 8226578, 11579504, 14188400, 14474380, 16453156, 18092975, 20566445, 28948760, 32906312, 36185950, 41132890, 57897520, 65812624, 72371900, 82265780, 102832225, 144743800, 164531560, 205664450, 289487600, 324949831, 329063120, 411328900, 649899662, 822657800, 1299799324, 1624749155, 1645315600, 2599598648, 3249498310, 5199197296, 6498996620, 8123745775, 12997993240, 16247491550, 25995986480, 32494983100, 64989966200, 129979932400]

約数ペア:

[(1, 129979932400), (2, 64989966200), (4, 32494983100), (5, 25995986480), (8, 16247491550), (10, 12997993240), (16, 8123745775), (20, 6498996620), (25, 5199197296), (40, 3249498310), (50, 2599598648), (79, 1645315600), (80, 1624749155), (100, 1299799324), (158, 822657800), (200, 649899662), (316, 411328900), (395, 329063120), (400, 324949831), (449, 289487600), (632, 205664450), (790, 164531560), (898, 144743800), (1264, 102832225), (1580, 82265780), (1796, 72371900), (1975, 65812624), (2245, 57897520), (3160, 41132890), (3592, 36185950), (3950, 32906312), (4490, 28948760), (6320, 20566445), (7184, 18092975), (7900, 16453156), (8980, 14474380), (9161, 14188400), (11225, 11579504), (15800, 8226578), (17960, 7237190), (18322, 7094200), (22450, 5789752), (31600, 4113289), (35471, 3664400), (35920, 3618595), (36644, 3547100), (44900, 2894876), (45805, 2837680), (70942, 1832200), (73288, 1773550), (89800, 1447438), (91610, 1418840), (141884, 916100), (146576, 886775), (177355, 732880), (179600, 723719), (183220, 709420), (229025, 567536), (283768, 458050), (354710, 366440)]