223376660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{12823}}^1$

素因数の和:12912

約数の個数: 48

約数和(自身を含む): 512754816

約数和(自身を除く): 289378156

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 8710, 12823, 17420, 25646, 51292, 64115, 128230, 166699, 256460, 333398, 666796, 833495, 859141, 1666990, 1718282, 3333980, 3436564, 4295705, 8591410, 11168833, 17182820, 22337666, 44675332, 55844165, 111688330, 223376660]

約数ペア:

[(1, 223376660), (2, 111688330), (4, 55844165), (5, 44675332), (10, 22337666), (13, 17182820), (20, 11168833), (26, 8591410), (52, 4295705), (65, 3436564), (67, 3333980), (130, 1718282), (134, 1666990), (260, 859141), (268, 833495), (335, 666796), (670, 333398), (871, 256460), (1340, 166699), (1742, 128230), (3484, 64115), (4355, 51292), (8710, 25646), (12823, 17420)]