82471780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7001}}^1$

素因数の和:7060

約数の個数: 48

約数和(自身を含む): 188213760

約数和(自身を除く): 105741980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 7001, 11780, 14002, 28004, 35005, 70010, 133019, 140020, 217031, 266038, 434062, 532076, 665095, 868124, 1085155, 1330190, 2170310, 2660380, 4123589, 4340620, 8247178, 16494356, 20617945, 41235890, 82471780]

約数ペア:

[(1, 82471780), (2, 41235890), (4, 20617945), (5, 16494356), (10, 8247178), (19, 4340620), (20, 4123589), (31, 2660380), (38, 2170310), (62, 1330190), (76, 1085155), (95, 868124), (124, 665095), (155, 532076), (190, 434062), (310, 266038), (380, 217031), (589, 140020), (620, 133019), (1178, 70010), (2356, 35005), (2945, 28004), (5890, 14002), (7001, 11780)]