352321840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1223}}^1$

素因数の和:1526

約数の個数: 80

約数和(自身を含む): 886068288

約数和(自身を除く): 533746448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 277, 520, 554, 1040, 1108, 1223, 1385, 2216, 2446, 2770, 3601, 4432, 4892, 5540, 6115, 7202, 9784, 11080, 12230, 14404, 15899, 18005, 19568, 22160, 24460, 28808, 31798, 36010, 48920, 57616, 63596, 72020, 79495, 97840, 127192, 144040, 158990, 254384, 288080, 317980, 338771, 635960, 677542, 1271920, 1355084, 1693855, 2710168, 3387710, 4404023, 5420336, 6775420, 8808046, 13550840, 17616092, 22020115, 27101680, 35232184, 44040230, 70464368, 88080460, 176160920, 352321840]

約数ペア:

[(1, 352321840), (2, 176160920), (4, 88080460), (5, 70464368), (8, 44040230), (10, 35232184), (13, 27101680), (16, 22020115), (20, 17616092), (26, 13550840), (40, 8808046), (52, 6775420), (65, 5420336), (80, 4404023), (104, 3387710), (130, 2710168), (208, 1693855), (260, 1355084), (277, 1271920), (520, 677542), (554, 635960), (1040, 338771), (1108, 317980), (1223, 288080), (1385, 254384), (2216, 158990), (2446, 144040), (2770, 127192), (3601, 97840), (4432, 79495), (4892, 72020), (5540, 63596), (6115, 57616), (7202, 48920), (9784, 36010), (11080, 31798), (12230, 28808), (14404, 24460), (15899, 22160), (18005, 19568)]