1293159950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{10391}}^1$

素因数の和:10553

約数の個数: 48

約数和(自身を含む): 2551443840

約数和(自身を除く): 1258283890

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 131, 190, 262, 475, 655, 950, 1310, 2489, 3275, 4978, 6550, 10391, 12445, 20782, 24890, 51955, 62225, 103910, 124450, 197429, 259775, 394858, 519550, 987145, 1361221, 1974290, 2722442, 4935725, 6806105, 9871450, 13612210, 25863199, 34030525, 51726398, 68061050, 129315995, 258631990, 646579975, 1293159950]

約数ペア:

[(1, 1293159950), (2, 646579975), (5, 258631990), (10, 129315995), (19, 68061050), (25, 51726398), (38, 34030525), (50, 25863199), (95, 13612210), (131, 9871450), (190, 6806105), (262, 4935725), (475, 2722442), (655, 1974290), (950, 1361221), (1310, 987145), (2489, 519550), (3275, 394858), (4978, 259775), (6550, 197429), (10391, 124450), (12445, 103910), (20782, 62225), (24890, 51955)]