153258890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{7487}}^1$

素因数の和:7606

約数の個数: 32

約数和(自身を含む): 291133440

約数和(自身を除く): 137874550

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 7487, 10235, 14974, 20470, 37435, 74870, 172201, 344402, 666343, 861005, 1332686, 1722010, 3331715, 6663430, 15325889, 30651778, 76629445, 153258890]

約数ペア:

[(1, 153258890), (2, 76629445), (5, 30651778), (10, 15325889), (23, 6663430), (46, 3331715), (89, 1722010), (115, 1332686), (178, 861005), (230, 666343), (445, 344402), (890, 172201), (2047, 74870), (4094, 37435), (7487, 20470), (10235, 14974)]