65138950

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 125349120

約数和(自身を除く): 60210170

約数列:

[1, 2, 5, 10, 25, 50, 59, 71, 118, 142, 295, 311, 355, 590, 622, 710, 1475, 1555, 1775, 2950, 3110, 3550, 4189, 7775, 8378, 15550, 18349, 20945, 22081, 36698, 41890, 44162, 91745, 104725, 110405, 183490, 209450, 220810, 458725, 552025, 917450, 1104050, 1302779, 2605558, 6513895, 13027790, 32569475, 65138950]

約数ペア:

[(1, 65138950), (2, 32569475), (5, 13027790), (10, 6513895), (25, 2605558), (50, 1302779), (59, 1104050), (71, 917450), (118, 552025), (142, 458725), (295, 220810), (311, 209450), (355, 183490), (590, 110405), (622, 104725), (710, 91745), (1475, 44162), (1555, 41890), (1775, 36698), (2950, 22081), (3110, 20945), (3550, 18349), (4189, 15550), (7775, 8378)]