779625

素因数分解:

$3^4\times 5^3\times 7^1\times {\mathrm{11}}^1$

素因数の和:45

約数の個数: 80

約数和(自身を含む): 1812096

約数和(自身を除く): 1032471

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 45, 55, 63, 75, 77, 81, 99, 105, 125, 135, 165, 175, 189, 225, 231, 275, 297, 315, 375, 385, 405, 495, 525, 567, 675, 693, 825, 875, 891, 945, 1125, 1155, 1375, 1485, 1575, 1925, 2025, 2079, 2475, 2625, 2835, 3375, 3465, 4125, 4455, 4725, 5775, 6237, 7425, 7875, 9625, 10125, 10395, 12375, 14175, 17325, 22275, 23625, 28875, 31185, 37125, 51975, 70875, 86625, 111375, 155925, 259875, 779625]

約数ペア:

[(1, 779625), (3, 259875), (5, 155925), (7, 111375), (9, 86625), (11, 70875), (15, 51975), (21, 37125), (25, 31185), (27, 28875), (33, 23625), (35, 22275), (45, 17325), (55, 14175), (63, 12375), (75, 10395), (77, 10125), (81, 9625), (99, 7875), (105, 7425), (125, 6237), (135, 5775), (165, 4725), (175, 4455), (189, 4125), (225, 3465), (231, 3375), (275, 2835), (297, 2625), (315, 2475), (375, 2079), (385, 2025), (405, 1925), (495, 1575), (525, 1485), (567, 1375), (675, 1155), (693, 1125), (825, 945), (875, 891)]