200955460

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{659}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 430214400

約数和(自身を除く): 229258940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 193, 316, 386, 395, 659, 772, 790, 965, 1318, 1580, 1930, 2636, 3295, 3860, 6590, 13180, 15247, 30494, 52061, 60988, 76235, 104122, 127187, 152470, 208244, 254374, 260305, 304940, 508748, 520610, 635935, 1041220, 1271870, 2543740, 10047773, 20095546, 40191092, 50238865, 100477730, 200955460]

約数ペア:

[(1, 200955460), (2, 100477730), (4, 50238865), (5, 40191092), (10, 20095546), (20, 10047773), (79, 2543740), (158, 1271870), (193, 1041220), (316, 635935), (386, 520610), (395, 508748), (659, 304940), (772, 260305), (790, 254374), (965, 208244), (1318, 152470), (1580, 127187), (1930, 104122), (2636, 76235), (3295, 60988), (3860, 52061), (6590, 30494), (13180, 15247)]