2912561800

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{383}}^1\times {\mathrm{809}}^1$

素因数の和:1255

約数の個数: 96

約数和(自身を含む): 6942412800

約数和(自身を除く): 4029851000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 188, 200, 235, 376, 383, 470, 766, 809, 940, 1175, 1532, 1618, 1880, 1915, 2350, 3064, 3236, 3830, 4045, 4700, 6472, 7660, 8090, 9400, 9575, 15320, 16180, 18001, 19150, 20225, 32360, 36002, 38023, 38300, 40450, 72004, 76046, 76600, 80900, 90005, 144008, 152092, 161800, 180010, 190115, 304184, 309847, 360020, 380230, 450025, 619694, 720040, 760460, 900050, 950575, 1239388, 1520920, 1549235, 1800100, 1901150, 2478776, 3098470, 3600200, 3802300, 6196940, 7604600, 7746175, 12393880, 14562809, 15492350, 29125618, 30984700, 58251236, 61969400, 72814045, 116502472, 145628090, 291256180, 364070225, 582512360, 728140450, 1456280900, 2912561800]

約数ペア:

[(1, 2912561800), (2, 1456280900), (4, 728140450), (5, 582512360), (8, 364070225), (10, 291256180), (20, 145628090), (25, 116502472), (40, 72814045), (47, 61969400), (50, 58251236), (94, 30984700), (100, 29125618), (188, 15492350), (200, 14562809), (235, 12393880), (376, 7746175), (383, 7604600), (470, 6196940), (766, 3802300), (809, 3600200), (940, 3098470), (1175, 2478776), (1532, 1901150), (1618, 1800100), (1880, 1549235), (1915, 1520920), (2350, 1239388), (3064, 950575), (3236, 900050), (3830, 760460), (4045, 720040), (4700, 619694), (6472, 450025), (7660, 380230), (8090, 360020), (9400, 309847), (9575, 304184), (15320, 190115), (16180, 180010), (18001, 161800), (19150, 152092), (20225, 144008), (32360, 90005), (36002, 80900), (38023, 76600), (38300, 76046), (40450, 72004)]