135680800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{5471}}^1$

素因数の和:5522

約数の個数: 72

約数和(自身を含む): 341978112

約数和(自身を除く): 206297312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1240, 1550, 2480, 3100, 4960, 5471, 6200, 10942, 12400, 21884, 24800, 27355, 43768, 54710, 87536, 109420, 136775, 169601, 175072, 218840, 273550, 339202, 437680, 547100, 678404, 848005, 875360, 1094200, 1356808, 1696010, 2188400, 2713616, 3392020, 4240025, 4376800, 5427232, 6784040, 8480050, 13568080, 16960100, 27136160, 33920200, 67840400, 135680800]

約数ペア:

[(1, 135680800), (2, 67840400), (4, 33920200), (5, 27136160), (8, 16960100), (10, 13568080), (16, 8480050), (20, 6784040), (25, 5427232), (31, 4376800), (32, 4240025), (40, 3392020), (50, 2713616), (62, 2188400), (80, 1696010), (100, 1356808), (124, 1094200), (155, 875360), (160, 848005), (200, 678404), (248, 547100), (310, 437680), (400, 339202), (496, 273550), (620, 218840), (775, 175072), (800, 169601), (992, 136775), (1240, 109420), (1550, 87536), (2480, 54710), (3100, 43768), (4960, 27355), (5471, 24800), (6200, 21884), (10942, 12400)]