83157620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45691}}^1$

素因数の和:45720

約数の個数: 48

約数和(自身を含む): 214935168

約数和(自身を除く): 131777548

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 45691, 91382, 182764, 228455, 319837, 456910, 593983, 639674, 913820, 1187966, 1279348, 1599185, 2375932, 2969915, 3198370, 4157881, 5939830, 6396740, 8315762, 11879660, 16631524, 20789405, 41578810, 83157620]

約数ペア:

[(1, 83157620), (2, 41578810), (4, 20789405), (5, 16631524), (7, 11879660), (10, 8315762), (13, 6396740), (14, 5939830), (20, 4157881), (26, 3198370), (28, 2969915), (35, 2375932), (52, 1599185), (65, 1279348), (70, 1187966), (91, 913820), (130, 639674), (140, 593983), (182, 456910), (260, 319837), (364, 228455), (455, 182764), (910, 91382), (1820, 45691)]