68438175

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4129}}^1$

素因数の和:4172

約数の個数: 48

約数和(自身を含む): 129054240

約数和(自身を除く): 60616065

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 3315, 4129, 5525, 12387, 16575, 20645, 53677, 61935, 70193, 103225, 161031, 210579, 268385, 309675, 350965, 805155, 912509, 1052895, 1341925, 1754825, 2737527, 4025775, 4562545, 5264475, 13687635, 22812725, 68438175]

約数ペア:

[(1, 68438175), (3, 22812725), (5, 13687635), (13, 5264475), (15, 4562545), (17, 4025775), (25, 2737527), (39, 1754825), (51, 1341925), (65, 1052895), (75, 912509), (85, 805155), (195, 350965), (221, 309675), (255, 268385), (325, 210579), (425, 161031), (663, 103225), (975, 70193), (1105, 61935), (1275, 53677), (3315, 20645), (4129, 16575), (5525, 12387)]