20137757050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{152501}}^1$

素因数の和:152671

約数の個数: 48

約数和(自身を含む): 39711520800

約数和(自身を除く): 19573763750

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 139, 190, 278, 475, 695, 950, 1390, 2641, 3475, 5282, 6950, 13205, 26410, 66025, 132050, 152501, 305002, 762505, 1525010, 2897519, 3812525, 5795038, 7625050, 14487595, 21197639, 28975190, 42395278, 72437975, 105988195, 144875950, 211976390, 402755141, 529940975, 805510282, 1059881950, 2013775705, 4027551410, 10068878525, 20137757050]

約数ペア:

[(1, 20137757050), (2, 10068878525), (5, 4027551410), (10, 2013775705), (19, 1059881950), (25, 805510282), (38, 529940975), (50, 402755141), (95, 211976390), (139, 144875950), (190, 105988195), (278, 72437975), (475, 42395278), (695, 28975190), (950, 21197639), (1390, 14487595), (2641, 7625050), (3475, 5795038), (5282, 3812525), (6950, 2897519), (13205, 1525010), (26410, 762505), (66025, 305002), (132050, 152501)]