81190584

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{8231}}^1$

素因数の和:8380

約数の個数: 48

約数和(自身を含む): 221523120

約数和(自身を除く): 140332536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 2466, 3288, 4932, 8231, 9864, 16462, 24693, 32924, 49386, 65848, 74079, 98772, 148158, 197544, 296316, 592632, 1127647, 2255294, 3382941, 4510588, 6765882, 9021176, 10148823, 13531764, 20297646, 27063528, 40595292, 81190584]

約数ペア:

[(1, 81190584), (2, 40595292), (3, 27063528), (4, 20297646), (6, 13531764), (8, 10148823), (9, 9021176), (12, 6765882), (18, 4510588), (24, 3382941), (36, 2255294), (72, 1127647), (137, 592632), (274, 296316), (411, 197544), (548, 148158), (822, 98772), (1096, 74079), (1233, 65848), (1644, 49386), (2466, 32924), (3288, 24693), (4932, 16462), (8231, 9864)]