70978000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{1543}}^1$

素因数の和:1589

約数の個数: 80

約数和(自身を含む): 179202816

約数和(自身を除く): 108224816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 184, 200, 230, 250, 368, 400, 460, 500, 575, 920, 1000, 1150, 1543, 1840, 2000, 2300, 2875, 3086, 4600, 5750, 6172, 7715, 9200, 11500, 12344, 15430, 23000, 24688, 30860, 35489, 38575, 46000, 61720, 70978, 77150, 123440, 141956, 154300, 177445, 192875, 283912, 308600, 354890, 385750, 567824, 617200, 709780, 771500, 887225, 1419560, 1543000, 1774450, 2839120, 3086000, 3548900, 4436125, 7097800, 8872250, 14195600, 17744500, 35489000, 70978000]

約数ペア:

[(1, 70978000), (2, 35489000), (4, 17744500), (5, 14195600), (8, 8872250), (10, 7097800), (16, 4436125), (20, 3548900), (23, 3086000), (25, 2839120), (40, 1774450), (46, 1543000), (50, 1419560), (80, 887225), (92, 771500), (100, 709780), (115, 617200), (125, 567824), (184, 385750), (200, 354890), (230, 308600), (250, 283912), (368, 192875), (400, 177445), (460, 154300), (500, 141956), (575, 123440), (920, 77150), (1000, 70978), (1150, 61720), (1543, 46000), (1840, 38575), (2000, 35489), (2300, 30860), (2875, 24688), (3086, 23000), (4600, 15430), (5750, 12344), (6172, 11500), (7715, 9200)]