87139195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 133249536

約数和(自身を除く): 46110341

約数列:

[1, 5, 11, 13, 17, 55, 65, 67, 85, 107, 143, 187, 221, 335, 535, 715, 737, 871, 935, 1105, 1139, 1177, 1391, 1819, 2431, 3685, 4355, 5695, 5885, 6955, 7169, 9095, 9581, 12155, 12529, 14807, 15301, 20009, 23647, 35845, 47905, 62645, 74035, 76505, 78859, 93197, 100045, 118235, 121873, 162877, 260117, 394295, 465985, 609365, 814385, 1025167, 1300585, 1340603, 1584349, 5125835, 6703015, 7921745, 17427839, 87139195]

約数ペア:

[(1, 87139195), (5, 17427839), (11, 7921745), (13, 6703015), (17, 5125835), (55, 1584349), (65, 1340603), (67, 1300585), (85, 1025167), (107, 814385), (143, 609365), (187, 465985), (221, 394295), (335, 260117), (535, 162877), (715, 121873), (737, 118235), (871, 100045), (935, 93197), (1105, 78859), (1139, 76505), (1177, 74035), (1391, 62645), (1819, 47905), (2431, 35845), (3685, 23647), (4355, 20009), (5695, 15301), (5885, 14807), (6955, 12529), (7169, 12155), (9095, 9581)]