45391000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{2389}}^1$

素因数の和:2429

約数の個数: 64

約数和(自身を含む): 111852000

約数和(自身を除く): 66461000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 760, 950, 1000, 1900, 2375, 2389, 3800, 4750, 4778, 9500, 9556, 11945, 19000, 19112, 23890, 45391, 47780, 59725, 90782, 95560, 119450, 181564, 226955, 238900, 298625, 363128, 453910, 477800, 597250, 907820, 1134775, 1194500, 1815640, 2269550, 2389000, 4539100, 5673875, 9078200, 11347750, 22695500, 45391000]

約数ペア:

[(1, 45391000), (2, 22695500), (4, 11347750), (5, 9078200), (8, 5673875), (10, 4539100), (19, 2389000), (20, 2269550), (25, 1815640), (38, 1194500), (40, 1134775), (50, 907820), (76, 597250), (95, 477800), (100, 453910), (125, 363128), (152, 298625), (190, 238900), (200, 226955), (250, 181564), (380, 119450), (475, 95560), (500, 90782), (760, 59725), (950, 47780), (1000, 45391), (1900, 23890), (2375, 19112), (2389, 19000), (3800, 11945), (4750, 9556), (4778, 9500)]