2545100380

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{947}}^1\times {\mathrm{1619}}^1$

素因数の和:2658

約数の個数: 48

約数和(自身を含む): 5418161280

約数和(自身を除く): 2873060900

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 947, 1619, 1660, 1894, 3238, 3788, 4735, 6476, 8095, 9470, 16190, 18940, 32380, 78601, 134377, 157202, 268754, 314404, 393005, 537508, 671885, 786010, 1343770, 1533193, 1572020, 2687540, 3066386, 6132772, 7665965, 15331930, 30663860, 127255019, 254510038, 509020076, 636275095, 1272550190, 2545100380]

約数ペア:

[(1, 2545100380), (2, 1272550190), (4, 636275095), (5, 509020076), (10, 254510038), (20, 127255019), (83, 30663860), (166, 15331930), (332, 7665965), (415, 6132772), (830, 3066386), (947, 2687540), (1619, 1572020), (1660, 1533193), (1894, 1343770), (3238, 786010), (3788, 671885), (4735, 537508), (6476, 393005), (8095, 314404), (9470, 268754), (16190, 157202), (18940, 134377), (32380, 78601)]