26847674620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{997}}^1$

素因数の和:1320

約数の個数: 144

約数和(自身を含む): 63328704768

約数和(自身を除く): 36481030148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 169, 257, 260, 310, 338, 403, 514, 620, 676, 806, 845, 997, 1028, 1285, 1612, 1690, 1994, 2015, 2570, 3341, 3380, 3988, 4030, 4985, 5140, 5239, 6682, 7967, 8060, 9970, 10478, 12961, 13364, 15934, 16705, 19940, 20956, 25922, 26195, 30907, 31868, 33410, 39835, 43433, 51844, 52390, 61814, 64805, 66820, 79670, 86866, 103571, 104780, 123628, 129610, 154535, 159340, 168493, 173732, 207142, 217165, 256229, 259220, 309070, 336986, 401791, 414284, 434330, 512458, 517855, 618140, 673972, 803582, 842465, 868660, 1024916, 1035710, 1281145, 1346423, 1607164, 1684930, 2008955, 2071420, 2562290, 2692846, 3330977, 3369860, 4017910, 5124580, 5223283, 5385692, 6661954, 6732115, 7943099, 8035820, 10446566, 13323908, 13464230, 15886198, 16654885, 20893132, 26116415, 26928460, 31772396, 33309770, 39715495, 43302701, 52232830, 66619540, 79430990, 86605402, 103260287, 104465660, 158861980, 173210804, 206520574, 216513505, 413041148, 433027010, 516301435, 866054020, 1032602870, 1342383731, 2065205740, 2684767462, 5369534924, 6711918655, 13423837310, 26847674620]

約数ペア:

[(1, 26847674620), (2, 13423837310), (4, 6711918655), (5, 5369534924), (10, 2684767462), (13, 2065205740), (20, 1342383731), (26, 1032602870), (31, 866054020), (52, 516301435), (62, 433027010), (65, 413041148), (124, 216513505), (130, 206520574), (155, 173210804), (169, 158861980), (257, 104465660), (260, 103260287), (310, 86605402), (338, 79430990), (403, 66619540), (514, 52232830), (620, 43302701), (676, 39715495), (806, 33309770), (845, 31772396), (997, 26928460), (1028, 26116415), (1285, 20893132), (1612, 16654885), (1690, 15886198), (1994, 13464230), (2015, 13323908), (2570, 10446566), (3341, 8035820), (3380, 7943099), (3988, 6732115), (4030, 6661954), (4985, 5385692), (5140, 5223283), (5239, 5124580), (6682, 4017910), (7967, 3369860), (8060, 3330977), (9970, 2692846), (10478, 2562290), (12961, 2071420), (13364, 2008955), (15934, 1684930), (16705, 1607164), (19940, 1346423), (20956, 1281145), (25922, 1035710), (26195, 1024916), (30907, 868660), (31868, 842465), (33410, 803582), (39835, 673972), (43433, 618140), (51844, 517855), (52390, 512458), (61814, 434330), (64805, 414284), (66820, 401791), (79670, 336986), (86866, 309070), (103571, 259220), (104780, 256229), (123628, 217165), (129610, 207142), (154535, 173732), (159340, 168493)]