8049198980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1361}}^1\times {\mathrm{9539}}^1$

素因数の和:10940

約数の個数: 48

約数和(自身を含む): 17463237120

約数和(自身を除く): 9414038140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1361, 2722, 5444, 6805, 9539, 13610, 19078, 27220, 38156, 42191, 47695, 84382, 95390, 168764, 190780, 210955, 295709, 421910, 591418, 843820, 1182836, 1478545, 2957090, 5914180, 12982579, 25965158, 51930316, 64912895, 129825790, 259651580, 402459949, 804919898, 1609839796, 2012299745, 4024599490, 8049198980]

約数ペア:

[(1, 8049198980), (2, 4024599490), (4, 2012299745), (5, 1609839796), (10, 804919898), (20, 402459949), (31, 259651580), (62, 129825790), (124, 64912895), (155, 51930316), (310, 25965158), (620, 12982579), (1361, 5914180), (2722, 2957090), (5444, 1478545), (6805, 1182836), (9539, 843820), (13610, 591418), (19078, 421910), (27220, 295709), (38156, 210955), (42191, 190780), (47695, 168764), (84382, 95390)]