140810900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2003}}^1$

素因数の和:2073

約数の個数: 72

約数和(自身を含む): 330499680

約数和(自身を除く): 189688780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 37, 38, 50, 74, 76, 95, 100, 148, 185, 190, 370, 380, 475, 703, 740, 925, 950, 1406, 1850, 1900, 2003, 2812, 3515, 3700, 4006, 7030, 8012, 10015, 14060, 17575, 20030, 35150, 38057, 40060, 50075, 70300, 74111, 76114, 100150, 148222, 152228, 190285, 200300, 296444, 370555, 380570, 741110, 761140, 951425, 1408109, 1482220, 1852775, 1902850, 2816218, 3705550, 3805700, 5632436, 7040545, 7411100, 14081090, 28162180, 35202725, 70405450, 140810900]

約数ペア:

[(1, 140810900), (2, 70405450), (4, 35202725), (5, 28162180), (10, 14081090), (19, 7411100), (20, 7040545), (25, 5632436), (37, 3805700), (38, 3705550), (50, 2816218), (74, 1902850), (76, 1852775), (95, 1482220), (100, 1408109), (148, 951425), (185, 761140), (190, 741110), (370, 380570), (380, 370555), (475, 296444), (703, 200300), (740, 190285), (925, 152228), (950, 148222), (1406, 100150), (1850, 76114), (1900, 74111), (2003, 70300), (2812, 50075), (3515, 40060), (3700, 38057), (4006, 35150), (7030, 20030), (8012, 17575), (10015, 14060)]