85688480

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:502

約数の個数: 96

約数和(自身を含む): 216639360

約数和(自身を除く): 130950880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 71, 76, 80, 95, 142, 152, 160, 190, 284, 304, 355, 380, 397, 568, 608, 710, 760, 794, 1136, 1349, 1420, 1520, 1588, 1985, 2272, 2698, 2840, 3040, 3176, 3970, 5396, 5680, 6352, 6745, 7543, 7940, 10792, 11360, 12704, 13490, 15086, 15880, 21584, 26980, 28187, 30172, 31760, 37715, 43168, 53960, 56374, 60344, 63520, 75430, 107920, 112748, 120688, 140935, 150860, 215840, 225496, 241376, 281870, 301720, 450992, 535553, 563740, 603440, 901984, 1071106, 1127480, 1206880, 2142212, 2254960, 2677765, 4284424, 4509920, 5355530, 8568848, 10711060, 17137696, 21422120, 42844240, 85688480]

約数ペア:

[(1, 85688480), (2, 42844240), (4, 21422120), (5, 17137696), (8, 10711060), (10, 8568848), (16, 5355530), (19, 4509920), (20, 4284424), (32, 2677765), (38, 2254960), (40, 2142212), (71, 1206880), (76, 1127480), (80, 1071106), (95, 901984), (142, 603440), (152, 563740), (160, 535553), (190, 450992), (284, 301720), (304, 281870), (355, 241376), (380, 225496), (397, 215840), (568, 150860), (608, 140935), (710, 120688), (760, 112748), (794, 107920), (1136, 75430), (1349, 63520), (1420, 60344), (1520, 56374), (1588, 53960), (1985, 43168), (2272, 37715), (2698, 31760), (2840, 30172), (3040, 28187), (3176, 26980), (3970, 21584), (5396, 15880), (5680, 15086), (6352, 13490), (6745, 12704), (7543, 11360), (7940, 10792)]