20185594575

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{587}}^1$

素因数の和:905

約数の個数: 96

約数和(自身を含む): 35057256192

約数和(自身を除く): 14871661617

約数列:

[1, 3, 5, 15, 25, 41, 53, 75, 123, 159, 205, 211, 265, 587, 615, 633, 795, 1025, 1055, 1325, 1761, 2173, 2935, 3075, 3165, 3975, 5275, 6519, 8651, 8805, 10865, 11183, 14675, 15825, 24067, 25953, 31111, 32595, 33549, 43255, 44025, 54325, 55915, 72201, 93333, 120335, 123857, 129765, 155555, 162975, 167745, 216275, 279575, 361005, 371571, 458503, 466665, 601675, 619285, 648825, 777775, 838725, 1275551, 1375509, 1805025, 1857855, 2292515, 2333325, 3096425, 3826653, 5078137, 6377755, 6564421, 6877545, 9289275, 11462575, 15234411, 19133265, 19693263, 25390685, 31888775, 32822105, 34387725, 76172055, 95666325, 98466315, 126953425, 164110525, 269141261, 380860275, 492331575, 807423783, 1345706305, 4037118915, 6728531525, 20185594575]

約数ペア:

[(1, 20185594575), (3, 6728531525), (5, 4037118915), (15, 1345706305), (25, 807423783), (41, 492331575), (53, 380860275), (75, 269141261), (123, 164110525), (159, 126953425), (205, 98466315), (211, 95666325), (265, 76172055), (587, 34387725), (615, 32822105), (633, 31888775), (795, 25390685), (1025, 19693263), (1055, 19133265), (1325, 15234411), (1761, 11462575), (2173, 9289275), (2935, 6877545), (3075, 6564421), (3165, 6377755), (3975, 5078137), (5275, 3826653), (6519, 3096425), (8651, 2333325), (8805, 2292515), (10865, 1857855), (11183, 1805025), (14675, 1375509), (15825, 1275551), (24067, 838725), (25953, 777775), (31111, 648825), (32595, 619285), (33549, 601675), (43255, 466665), (44025, 458503), (54325, 371571), (55915, 361005), (72201, 279575), (93333, 216275), (120335, 167745), (123857, 162975), (129765, 155555)]