53681080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 137894400

約数和(自身を除く): 84213320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 37, 38, 40, 46, 74, 76, 83, 92, 95, 115, 148, 152, 166, 184, 185, 190, 230, 296, 332, 370, 380, 415, 437, 460, 664, 703, 740, 760, 830, 851, 874, 920, 1406, 1480, 1577, 1660, 1702, 1748, 1909, 2185, 2812, 3071, 3154, 3320, 3404, 3496, 3515, 3818, 4255, 4370, 5624, 6142, 6308, 6808, 7030, 7636, 7885, 8510, 8740, 9545, 12284, 12616, 14060, 15272, 15355, 15770, 16169, 17020, 17480, 19090, 24568, 28120, 30710, 31540, 32338, 34040, 36271, 38180, 58349, 61420, 63080, 64676, 70633, 72542, 76360, 80845, 116698, 122840, 129352, 141266, 145084, 161690, 181355, 233396, 282532, 290168, 291745, 323380, 353165, 362710, 466792, 565064, 583490, 646760, 706330, 725420, 1166980, 1342027, 1412660, 1450840, 2333960, 2684054, 2825320, 5368108, 6710135, 10736216, 13420270, 26840540, 53681080]

約数ペア:

[(1, 53681080), (2, 26840540), (4, 13420270), (5, 10736216), (8, 6710135), (10, 5368108), (19, 2825320), (20, 2684054), (23, 2333960), (37, 1450840), (38, 1412660), (40, 1342027), (46, 1166980), (74, 725420), (76, 706330), (83, 646760), (92, 583490), (95, 565064), (115, 466792), (148, 362710), (152, 353165), (166, 323380), (184, 291745), (185, 290168), (190, 282532), (230, 233396), (296, 181355), (332, 161690), (370, 145084), (380, 141266), (415, 129352), (437, 122840), (460, 116698), (664, 80845), (703, 76360), (740, 72542), (760, 70633), (830, 64676), (851, 63080), (874, 61420), (920, 58349), (1406, 38180), (1480, 36271), (1577, 34040), (1660, 32338), (1702, 31540), (1748, 30710), (1909, 28120), (2185, 24568), (2812, 19090), (3071, 17480), (3154, 17020), (3320, 16169), (3404, 15770), (3496, 15355), (3515, 15272), (3818, 14060), (4255, 12616), (4370, 12284), (5624, 9545), (6142, 8740), (6308, 8510), (6808, 7885), (7030, 7636)]