77328921020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1345787}}^1$

素因数の和:1345839

約数の個数: 72

約数和(自身を含む): 186187078224

約数和(自身を除く): 108858157204

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 845, 884, 1105, 1690, 2210, 2873, 3380, 4420, 5746, 11492, 14365, 28730, 57460, 1345787, 2691574, 5383148, 6728935, 13457870, 17495231, 22878379, 26915740, 34990462, 45756758, 69980924, 87476155, 91513516, 114391895, 174952310, 227438003, 228783790, 297418927, 349904620, 454876006, 457567580, 594837854, 909752012, 1137190015, 1189675708, 1487094635, 2274380030, 2974189270, 3866446051, 4548760060, 5948378540, 7732892102, 15465784204, 19332230255, 38664460510, 77328921020]

約数ペア:

[(1, 77328921020), (2, 38664460510), (4, 19332230255), (5, 15465784204), (10, 7732892102), (13, 5948378540), (17, 4548760060), (20, 3866446051), (26, 2974189270), (34, 2274380030), (52, 1487094635), (65, 1189675708), (68, 1137190015), (85, 909752012), (130, 594837854), (169, 457567580), (170, 454876006), (221, 349904620), (260, 297418927), (338, 228783790), (340, 227438003), (442, 174952310), (676, 114391895), (845, 91513516), (884, 87476155), (1105, 69980924), (1690, 45756758), (2210, 34990462), (2873, 26915740), (3380, 22878379), (4420, 17495231), (5746, 13457870), (11492, 6728935), (14365, 5383148), (28730, 2691574), (57460, 1345787)]