131438230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{809}}^1$

素因数の和:1045

約数の個数: 64

約数和(自身を含む): 296732160

約数和(自身を除く): 165293930

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 211, 385, 422, 770, 809, 1055, 1477, 1618, 2110, 2321, 2954, 4045, 4642, 5663, 7385, 8090, 8899, 11326, 11605, 14770, 16247, 17798, 23210, 28315, 32494, 44495, 56630, 62293, 81235, 88990, 124586, 162470, 170699, 311465, 341398, 622930, 853495, 1194893, 1706990, 1877689, 2389786, 3755378, 5974465, 9388445, 11948930, 13143823, 18776890, 26287646, 65719115, 131438230]

約数ペア:

[(1, 131438230), (2, 65719115), (5, 26287646), (7, 18776890), (10, 13143823), (11, 11948930), (14, 9388445), (22, 5974465), (35, 3755378), (55, 2389786), (70, 1877689), (77, 1706990), (110, 1194893), (154, 853495), (211, 622930), (385, 341398), (422, 311465), (770, 170699), (809, 162470), (1055, 124586), (1477, 88990), (1618, 81235), (2110, 62293), (2321, 56630), (2954, 44495), (4045, 32494), (4642, 28315), (5663, 23210), (7385, 17798), (8090, 16247), (8899, 14770), (11326, 11605)]