252818020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4481}}^1$

素因数の和:4541

約数の個数: 96

約数和(自身を含む): 674666496

約数和(自身を除く): 421848476

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 620, 806, 868, 910, 1085, 1612, 1820, 2015, 2170, 2821, 4030, 4340, 4481, 5642, 8060, 8962, 11284, 14105, 17924, 22405, 28210, 31367, 44810, 56420, 58253, 62734, 89620, 116506, 125468, 138911, 156835, 233012, 277822, 291265, 313670, 407771, 555644, 582530, 627340, 694555, 815542, 972377, 1165060, 1389110, 1631084, 1805843, 1944754, 2038855, 2778220, 3611686, 3889508, 4077710, 4861885, 7223372, 8155420, 9029215, 9723770, 12640901, 18058430, 19447540, 25281802, 36116860, 50563604, 63204505, 126409010, 252818020]

約数ペア:

[(1, 252818020), (2, 126409010), (4, 63204505), (5, 50563604), (7, 36116860), (10, 25281802), (13, 19447540), (14, 18058430), (20, 12640901), (26, 9723770), (28, 9029215), (31, 8155420), (35, 7223372), (52, 4861885), (62, 4077710), (65, 3889508), (70, 3611686), (91, 2778220), (124, 2038855), (130, 1944754), (140, 1805843), (155, 1631084), (182, 1389110), (217, 1165060), (260, 972377), (310, 815542), (364, 694555), (403, 627340), (434, 582530), (455, 555644), (620, 407771), (806, 313670), (868, 291265), (910, 277822), (1085, 233012), (1612, 156835), (1820, 138911), (2015, 125468), (2170, 116506), (2821, 89620), (4030, 62734), (4340, 58253), (4481, 56420), (5642, 44810), (8060, 31367), (8962, 28210), (11284, 22405), (14105, 17924)]