49921160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 117227520

約数和(自身を除く): 67306360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 317, 508, 620, 634, 635, 1016, 1240, 1268, 1270, 1585, 2536, 2540, 3170, 3937, 5080, 6340, 7874, 9827, 12680, 15748, 19654, 19685, 31496, 39308, 39370, 40259, 49135, 78616, 78740, 80518, 98270, 157480, 161036, 196540, 201295, 322072, 393080, 402590, 805180, 1248029, 1610360, 2496058, 4992116, 6240145, 9984232, 12480290, 24960580, 49921160]

約数ペア:

[(1, 49921160), (2, 24960580), (4, 12480290), (5, 9984232), (8, 6240145), (10, 4992116), (20, 2496058), (31, 1610360), (40, 1248029), (62, 805180), (124, 402590), (127, 393080), (155, 322072), (248, 201295), (254, 196540), (310, 161036), (317, 157480), (508, 98270), (620, 80518), (634, 78740), (635, 78616), (1016, 49135), (1240, 40259), (1268, 39370), (1270, 39308), (1585, 31496), (2536, 19685), (2540, 19654), (3170, 15748), (3937, 12680), (5080, 9827), (6340, 7874)]