81629532

素因数分解:

$2^2\times 3^5\times {\mathrm{137}}^1\times {\mathrm{613}}^1$

素因数の和:769

約数の個数: 72

約数和(自身を含む): 215897136

約数和(自身を除く): 134267604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 137, 162, 243, 274, 324, 411, 486, 548, 613, 822, 972, 1226, 1233, 1644, 1839, 2452, 2466, 3678, 3699, 4932, 5517, 7356, 7398, 11034, 11097, 14796, 16551, 22068, 22194, 33102, 33291, 44388, 49653, 66204, 66582, 83981, 99306, 133164, 148959, 167962, 198612, 251943, 297918, 335924, 503886, 595836, 755829, 1007772, 1511658, 2267487, 3023316, 4534974, 6802461, 9069948, 13604922, 20407383, 27209844, 40814766, 81629532]

約数ペア:

[(1, 81629532), (2, 40814766), (3, 27209844), (4, 20407383), (6, 13604922), (9, 9069948), (12, 6802461), (18, 4534974), (27, 3023316), (36, 2267487), (54, 1511658), (81, 1007772), (108, 755829), (137, 595836), (162, 503886), (243, 335924), (274, 297918), (324, 251943), (411, 198612), (486, 167962), (548, 148959), (613, 133164), (822, 99306), (972, 83981), (1226, 66582), (1233, 66204), (1644, 49653), (1839, 44388), (2452, 33291), (2466, 33102), (3678, 22194), (3699, 22068), (4932, 16551), (5517, 14796), (7356, 11097), (7398, 11034)]