17526952820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{257}}^1\times {\mathrm{20177}}^1$

素因数の和:20469

約数の個数: 72

約数和(自身を含む): 40012731864

約数和(自身を除く): 22485779044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 257, 260, 338, 514, 676, 845, 1028, 1285, 1690, 2570, 3341, 3380, 5140, 6682, 13364, 16705, 20177, 33410, 40354, 43433, 66820, 80708, 86866, 100885, 173732, 201770, 217165, 262301, 403540, 434330, 524602, 868660, 1049204, 1311505, 2623010, 3409913, 5185489, 5246020, 6819826, 10370978, 13639652, 17049565, 20741956, 25927445, 34099130, 51854890, 67411357, 68198260, 103709780, 134822714, 269645428, 337056785, 674113570, 876347641, 1348227140, 1752695282, 3505390564, 4381738205, 8763476410, 17526952820]

約数ペア:

[(1, 17526952820), (2, 8763476410), (4, 4381738205), (5, 3505390564), (10, 1752695282), (13, 1348227140), (20, 876347641), (26, 674113570), (52, 337056785), (65, 269645428), (130, 134822714), (169, 103709780), (257, 68198260), (260, 67411357), (338, 51854890), (514, 34099130), (676, 25927445), (845, 20741956), (1028, 17049565), (1285, 13639652), (1690, 10370978), (2570, 6819826), (3341, 5246020), (3380, 5185489), (5140, 3409913), (6682, 2623010), (13364, 1311505), (16705, 1049204), (20177, 868660), (33410, 524602), (40354, 434330), (43433, 403540), (66820, 262301), (80708, 217165), (86866, 201770), (100885, 173732)]