201722560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48491}}^1$

素因数の和:48521

約数の個数: 56

約数和(自身を含む): 517312656

約数和(自身を除く): 315590096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 48491, 96982, 193964, 242455, 387928, 484910, 630383, 775856, 969820, 1260766, 1551712, 1939640, 2521532, 3103424, 3151915, 3879280, 5043064, 6303830, 7758560, 10086128, 12607660, 15517120, 20172256, 25215320, 40344512, 50430640, 100861280, 201722560]

約数ペア:

[(1, 201722560), (2, 100861280), (4, 50430640), (5, 40344512), (8, 25215320), (10, 20172256), (13, 15517120), (16, 12607660), (20, 10086128), (26, 7758560), (32, 6303830), (40, 5043064), (52, 3879280), (64, 3151915), (65, 3103424), (80, 2521532), (104, 1939640), (130, 1551712), (160, 1260766), (208, 969820), (260, 775856), (320, 630383), (416, 484910), (520, 387928), (832, 242455), (1040, 193964), (2080, 96982), (4160, 48491)]