49140875

素因数分解:

$5^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 72985536

約数和(自身を除く): 23844661

約数列:

[1, 5, 7, 25, 35, 49, 71, 113, 125, 175, 245, 355, 497, 565, 791, 875, 1225, 1775, 2485, 2825, 3479, 3955, 5537, 6125, 8023, 8875, 12425, 14125, 17395, 19775, 27685, 40115, 56161, 62125, 86975, 98875, 138425, 200575, 280805, 393127, 434875, 692125, 1002875, 1404025, 1965635, 7020125, 9828175, 49140875]

約数ペア:

[(1, 49140875), (5, 9828175), (7, 7020125), (25, 1965635), (35, 1404025), (49, 1002875), (71, 692125), (113, 434875), (125, 393127), (175, 280805), (245, 200575), (355, 138425), (497, 98875), (565, 86975), (791, 62125), (875, 56161), (1225, 40115), (1775, 27685), (2485, 19775), (2825, 17395), (3479, 14125), (3955, 12425), (5537, 8875), (6125, 8023)]