5201991080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{12809}}^1$

素因数の和:12915

約数の個数: 128

約数和(自身を含む): 13945478400

約数和(自身を除く): 8743487320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 71, 88, 104, 110, 130, 142, 143, 220, 260, 284, 286, 355, 440, 520, 568, 572, 710, 715, 781, 923, 1144, 1420, 1430, 1562, 1846, 2840, 2860, 3124, 3692, 3905, 4615, 5720, 6248, 7384, 7810, 9230, 10153, 12809, 15620, 18460, 20306, 25618, 31240, 36920, 40612, 50765, 51236, 64045, 81224, 101530, 102472, 128090, 140899, 166517, 203060, 256180, 281798, 333034, 406120, 512360, 563596, 666068, 704495, 832585, 909439, 1127192, 1332136, 1408990, 1665170, 1818878, 1831687, 2817980, 3330340, 3637756, 3663374, 4547195, 5635960, 6660680, 7275512, 7326748, 9094390, 9158435, 10003829, 11822707, 14653496, 18188780, 18316870, 20007658, 23645414, 36377560, 36633740, 40015316, 47290828, 50019145, 59113535, 73267480, 80030632, 94581656, 100038290, 118227070, 130049777, 200076580, 236454140, 260099554, 400153160, 472908280, 520199108, 650248885, 1040398216, 1300497770, 2600995540, 5201991080]

約数ペア:

[(1, 5201991080), (2, 2600995540), (4, 1300497770), (5, 1040398216), (8, 650248885), (10, 520199108), (11, 472908280), (13, 400153160), (20, 260099554), (22, 236454140), (26, 200076580), (40, 130049777), (44, 118227070), (52, 100038290), (55, 94581656), (65, 80030632), (71, 73267480), (88, 59113535), (104, 50019145), (110, 47290828), (130, 40015316), (142, 36633740), (143, 36377560), (220, 23645414), (260, 20007658), (284, 18316870), (286, 18188780), (355, 14653496), (440, 11822707), (520, 10003829), (568, 9158435), (572, 9094390), (710, 7326748), (715, 7275512), (781, 6660680), (923, 5635960), (1144, 4547195), (1420, 3663374), (1430, 3637756), (1562, 3330340), (1846, 2817980), (2840, 1831687), (2860, 1818878), (3124, 1665170), (3692, 1408990), (3905, 1332136), (4615, 1127192), (5720, 909439), (6248, 832585), (7384, 704495), (7810, 666068), (9230, 563596), (10153, 512360), (12809, 406120), (15620, 333034), (18460, 281798), (20306, 256180), (25618, 203060), (31240, 166517), (36920, 140899), (40612, 128090), (50765, 102472), (51236, 101530), (64045, 81224)]