54992490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2147

約数の個数: 64

約数和(自身を含む): 152064000

約数和(自身を除く): 97071510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 131, 210, 262, 393, 655, 786, 917, 1310, 1834, 1965, 1999, 2751, 3930, 3998, 4585, 5502, 5997, 9170, 9995, 11994, 13755, 13993, 19990, 27510, 27986, 29985, 41979, 59970, 69965, 83958, 139930, 209895, 261869, 419790, 523738, 785607, 1309345, 1571214, 1833083, 2618690, 3666166, 3928035, 5499249, 7856070, 9165415, 10998498, 18330830, 27496245, 54992490]

約数ペア:

[(1, 54992490), (2, 27496245), (3, 18330830), (5, 10998498), (6, 9165415), (7, 7856070), (10, 5499249), (14, 3928035), (15, 3666166), (21, 2618690), (30, 1833083), (35, 1571214), (42, 1309345), (70, 785607), (105, 523738), (131, 419790), (210, 261869), (262, 209895), (393, 139930), (655, 83958), (786, 69965), (917, 59970), (1310, 41979), (1834, 29985), (1965, 27986), (1999, 27510), (2751, 19990), (3930, 13993), (3998, 13755), (4585, 11994), (5502, 9995), (5997, 9170)]