49566520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 116951040

約数和(自身を除く): 67384520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 563, 568, 620, 710, 1126, 1240, 1420, 2201, 2252, 2815, 2840, 4402, 4504, 5630, 8804, 11005, 11260, 17453, 17608, 22010, 22520, 34906, 39973, 44020, 69812, 79946, 87265, 88040, 139624, 159892, 174530, 199865, 319784, 349060, 399730, 698120, 799460, 1239163, 1598920, 2478326, 4956652, 6195815, 9913304, 12391630, 24783260, 49566520]

約数ペア:

[(1, 49566520), (2, 24783260), (4, 12391630), (5, 9913304), (8, 6195815), (10, 4956652), (20, 2478326), (31, 1598920), (40, 1239163), (62, 799460), (71, 698120), (124, 399730), (142, 349060), (155, 319784), (248, 199865), (284, 174530), (310, 159892), (355, 139624), (563, 88040), (568, 87265), (620, 79946), (710, 69812), (1126, 44020), (1240, 39973), (1420, 34906), (2201, 22520), (2252, 22010), (2815, 17608), (2840, 17453), (4402, 11260), (4504, 11005), (5630, 8804)]