64786838

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 103680000

約数和(自身を除く): 38893162

約数列:

[1, 2, 31, 59, 62, 89, 118, 178, 199, 398, 1829, 2759, 3658, 5251, 5518, 6169, 10502, 11741, 12338, 17711, 23482, 35422, 162781, 325562, 363971, 549041, 727942, 1044949, 1098082, 2089898, 32393419, 64786838]

約数ペア:

[(1, 64786838), (2, 32393419), (31, 2089898), (59, 1098082), (62, 1044949), (89, 727942), (118, 549041), (178, 363971), (199, 325562), (398, 162781), (1829, 35422), (2759, 23482), (3658, 17711), (5251, 12338), (5518, 11741), (6169, 10502)]