1971485450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{49103}}^1$

素因数の和:49199

約数の個数: 48

約数和(自身を含む): 4055204736

約数和(自身を除く): 2083719286

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 73, 110, 146, 275, 365, 550, 730, 803, 1606, 1825, 3650, 4015, 8030, 20075, 40150, 49103, 98206, 245515, 491030, 540133, 1080266, 1227575, 2455150, 2700665, 3584519, 5401330, 7169038, 13503325, 17922595, 27006650, 35845190, 39429709, 78859418, 89612975, 179225950, 197148545, 394297090, 985742725, 1971485450]

約数ペア:

[(1, 1971485450), (2, 985742725), (5, 394297090), (10, 197148545), (11, 179225950), (22, 89612975), (25, 78859418), (50, 39429709), (55, 35845190), (73, 27006650), (110, 17922595), (146, 13503325), (275, 7169038), (365, 5401330), (550, 3584519), (730, 2700665), (803, 2455150), (1606, 1227575), (1825, 1080266), (3650, 540133), (4015, 491030), (8030, 245515), (20075, 98206), (40150, 49103)]