55887075

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:821

約数の個数: 72

約数和(自身を含む): 111711600

約数和(自身を除く): 55824525

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 45, 51, 57, 75, 85, 95, 153, 171, 225, 255, 285, 323, 425, 475, 765, 769, 855, 969, 1275, 1425, 1615, 2307, 2907, 3825, 3845, 4275, 4845, 6921, 8075, 11535, 13073, 14535, 14611, 19225, 24225, 34605, 39219, 43833, 57675, 65365, 72675, 73055, 117657, 131499, 173025, 196095, 219165, 248387, 326825, 365275, 588285, 657495, 745161, 980475, 1095825, 1241935, 2235483, 2941425, 3287475, 3725805, 6209675, 11177415, 18629025, 55887075]

約数ペア:

[(1, 55887075), (3, 18629025), (5, 11177415), (9, 6209675), (15, 3725805), (17, 3287475), (19, 2941425), (25, 2235483), (45, 1241935), (51, 1095825), (57, 980475), (75, 745161), (85, 657495), (95, 588285), (153, 365275), (171, 326825), (225, 248387), (255, 219165), (285, 196095), (323, 173025), (425, 131499), (475, 117657), (765, 73055), (769, 72675), (855, 65365), (969, 57675), (1275, 43833), (1425, 39219), (1615, 34605), (2307, 24225), (2907, 19225), (3825, 14611), (3845, 14535), (4275, 13073), (4845, 11535), (6921, 8075)]