128652170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{4663}}^1$

素因数の和:4790

約数の個数: 32

約数和(自身を含む): 241781760

約数和(自身を除く): 113129590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 2759, 4663, 5518, 9326, 13795, 23315, 27590, 46630, 144553, 289106, 415007, 722765, 830014, 1445530, 2075035, 4150070, 12865217, 25730434, 64326085, 128652170]

約数ペア:

[(1, 128652170), (2, 64326085), (5, 25730434), (10, 12865217), (31, 4150070), (62, 2075035), (89, 1445530), (155, 830014), (178, 722765), (310, 415007), (445, 289106), (890, 144553), (2759, 46630), (4663, 27590), (5518, 23315), (9326, 13795)]