42985030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 90097920

約数和(自身を除く): 47112890

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 131, 157, 190, 209, 262, 314, 418, 655, 785, 1045, 1310, 1441, 1570, 1727, 2090, 2489, 2882, 2983, 3454, 4978, 5966, 7205, 8635, 12445, 14410, 14915, 17270, 20567, 24890, 27379, 29830, 32813, 41134, 54758, 65626, 102835, 136895, 164065, 205670, 226237, 273790, 328130, 390773, 452474, 781546, 1131185, 1953865, 2262370, 3907730, 4298503, 8597006, 21492515, 42985030]

約数ペア:

[(1, 42985030), (2, 21492515), (5, 8597006), (10, 4298503), (11, 3907730), (19, 2262370), (22, 1953865), (38, 1131185), (55, 781546), (95, 452474), (110, 390773), (131, 328130), (157, 273790), (190, 226237), (209, 205670), (262, 164065), (314, 136895), (418, 102835), (655, 65626), (785, 54758), (1045, 41134), (1310, 32813), (1441, 29830), (1570, 27379), (1727, 24890), (2090, 20567), (2489, 17270), (2882, 14915), (2983, 14410), (3454, 12445), (4978, 8635), (5966, 7205)]