181621430

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{1723}}^1$

素因数の和:1940

約数の個数: 32

約数和(自身を含む): 333656064

約数和(自身を除く): 152034634

約数列:

[1, 2, 5, 10, 83, 127, 166, 254, 415, 635, 830, 1270, 1723, 3446, 8615, 10541, 17230, 21082, 52705, 105410, 143009, 218821, 286018, 437642, 715045, 1094105, 1430090, 2188210, 18162143, 36324286, 90810715, 181621430]

約数ペア:

[(1, 181621430), (2, 90810715), (5, 36324286), (10, 18162143), (83, 2188210), (127, 1430090), (166, 1094105), (254, 715045), (415, 437642), (635, 286018), (830, 218821), (1270, 143009), (1723, 105410), (3446, 52705), (8615, 21082), (10541, 17230)]