82561990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{38047}}^1$

素因数の和:38092

約数の個数: 32

約数和(自身を含む): 175325184

約数和(自身を除く): 92763194

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 38047, 76094, 190235, 266329, 380470, 532658, 1179457, 1331645, 2358914, 2663290, 5897285, 8256199, 11794570, 16512398, 41280995, 82561990]

約数ペア:

[(1, 82561990), (2, 41280995), (5, 16512398), (7, 11794570), (10, 8256199), (14, 5897285), (31, 2663290), (35, 2358914), (62, 1331645), (70, 1179457), (155, 532658), (217, 380470), (310, 266329), (434, 190235), (1085, 76094), (2170, 38047)]