17680810125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1187}}^1$

素因数の和:1396

約数の個数: 128

約数和(自身を含む): 33732661248

約数和(自身を除く): 16051851123

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 125, 157, 165, 253, 275, 345, 375, 471, 575, 759, 785, 825, 1187, 1265, 1375, 1725, 1727, 2355, 2875, 3561, 3611, 3795, 3925, 4125, 5181, 5935, 6325, 8625, 8635, 10833, 11775, 13057, 17805, 18055, 18975, 19625, 25905, 27301, 29675, 31625, 39171, 39721, 43175, 54165, 58875, 65285, 81903, 89025, 90275, 94875, 119163, 129525, 136505, 148375, 186359, 195855, 198605, 215875, 270825, 300311, 326425, 409515, 445125, 451375, 559077, 595815, 647625, 682525, 900933, 931795, 979275, 993025, 1354125, 1501555, 1632125, 2047575, 2049949, 2795385, 2979075, 3412625, 4286257, 4504665, 4658975, 4896375, 4965125, 6149847, 7507775, 10237875, 10249745, 12858771, 13976925, 14895375, 21431285, 22523325, 23294875, 30749235, 37538875, 47148827, 51248725, 64293855, 69884625, 107156425, 112616625, 141446481, 153746175, 235744135, 256243625, 321469275, 535782125, 707232405, 768730875, 1178720675, 1607346375, 3536162025, 5893603375, 17680810125]

約数ペア:

[(1, 17680810125), (3, 5893603375), (5, 3536162025), (11, 1607346375), (15, 1178720675), (23, 768730875), (25, 707232405), (33, 535782125), (55, 321469275), (69, 256243625), (75, 235744135), (115, 153746175), (125, 141446481), (157, 112616625), (165, 107156425), (253, 69884625), (275, 64293855), (345, 51248725), (375, 47148827), (471, 37538875), (575, 30749235), (759, 23294875), (785, 22523325), (825, 21431285), (1187, 14895375), (1265, 13976925), (1375, 12858771), (1725, 10249745), (1727, 10237875), (2355, 7507775), (2875, 6149847), (3561, 4965125), (3611, 4896375), (3795, 4658975), (3925, 4504665), (4125, 4286257), (5181, 3412625), (5935, 2979075), (6325, 2795385), (8625, 2049949), (8635, 2047575), (10833, 1632125), (11775, 1501555), (13057, 1354125), (17805, 993025), (18055, 979275), (18975, 931795), (19625, 900933), (25905, 682525), (27301, 647625), (29675, 595815), (31625, 559077), (39171, 451375), (39721, 445125), (43175, 409515), (54165, 326425), (58875, 300311), (65285, 270825), (81903, 215875), (89025, 198605), (90275, 195855), (94875, 186359), (119163, 148375), (129525, 136505)]