55581075

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1365

約数の個数: 72

約数和(自身を含む): 115077456

約数和(自身を除く): 59496381

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 765, 825, 935, 1275, 1321, 1683, 2475, 2805, 3825, 3963, 4675, 6605, 8415, 11889, 14025, 14531, 19815, 22457, 33025, 42075, 43593, 59445, 67371, 72655, 99075, 112285, 130779, 202113, 217965, 247027, 297225, 336855, 363275, 561425, 653895, 741081, 1010565, 1089825, 1235135, 1684275, 2223243, 3269475, 3705405, 5052825, 6175675, 11116215, 18527025, 55581075]

約数ペア:

[(1, 55581075), (3, 18527025), (5, 11116215), (9, 6175675), (11, 5052825), (15, 3705405), (17, 3269475), (25, 2223243), (33, 1684275), (45, 1235135), (51, 1089825), (55, 1010565), (75, 741081), (85, 653895), (99, 561425), (153, 363275), (165, 336855), (187, 297225), (225, 247027), (255, 217965), (275, 202113), (425, 130779), (495, 112285), (561, 99075), (765, 72655), (825, 67371), (935, 59445), (1275, 43593), (1321, 42075), (1683, 33025), (2475, 22457), (2805, 19815), (3825, 14531), (3963, 14025), (4675, 11889), (6605, 8415)]