73967800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5209}}^1$

素因数の和:5296

約数の個数: 48

約数和(自身を含む): 174430800

約数和(自身を除く): 100463000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 5209, 7100, 10418, 14200, 20836, 26045, 41672, 52090, 104180, 130225, 208360, 260450, 369839, 520900, 739678, 1041800, 1479356, 1849195, 2958712, 3698390, 7396780, 9245975, 14793560, 18491950, 36983900, 73967800]

約数ペア:

[(1, 73967800), (2, 36983900), (4, 18491950), (5, 14793560), (8, 9245975), (10, 7396780), (20, 3698390), (25, 2958712), (40, 1849195), (50, 1479356), (71, 1041800), (100, 739678), (142, 520900), (200, 369839), (284, 260450), (355, 208360), (568, 130225), (710, 104180), (1420, 52090), (1775, 41672), (2840, 26045), (3550, 20836), (5209, 14200), (7100, 10418)]