81024948

素因数分解:

$2^2\times 3^5\times {\mathrm{31}}^1\times {\mathrm{2689}}^1$

素因数の和:2739

約数の個数: 72

約数和(自身を含む): 219331840

約数和(自身を除く): 138306892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 243, 279, 324, 372, 486, 558, 837, 972, 1116, 1674, 2511, 2689, 3348, 5022, 5378, 7533, 8067, 10044, 10756, 15066, 16134, 24201, 30132, 32268, 48402, 72603, 83359, 96804, 145206, 166718, 217809, 250077, 290412, 333436, 435618, 500154, 653427, 750231, 871236, 1000308, 1306854, 1500462, 2250693, 2613708, 3000924, 4501386, 6752079, 9002772, 13504158, 20256237, 27008316, 40512474, 81024948]

約数ペア:

[(1, 81024948), (2, 40512474), (3, 27008316), (4, 20256237), (6, 13504158), (9, 9002772), (12, 6752079), (18, 4501386), (27, 3000924), (31, 2613708), (36, 2250693), (54, 1500462), (62, 1306854), (81, 1000308), (93, 871236), (108, 750231), (124, 653427), (162, 500154), (186, 435618), (243, 333436), (279, 290412), (324, 250077), (372, 217809), (486, 166718), (558, 145206), (837, 96804), (972, 83359), (1116, 72603), (1674, 48402), (2511, 32268), (2689, 30132), (3348, 24201), (5022, 16134), (5378, 15066), (7533, 10756), (8067, 10044)]