66021280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31741}}^1$

素因数の和:31769

約数の個数: 48

約数和(自身を含む): 167978664

約数和(自身を除く): 101957384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 31741, 63482, 126964, 158705, 253928, 317410, 412633, 507856, 634820, 825266, 1015712, 1269640, 1650532, 2063165, 2539280, 3301064, 4126330, 5078560, 6602128, 8252660, 13204256, 16505320, 33010640, 66021280]

約数ペア:

[(1, 66021280), (2, 33010640), (4, 16505320), (5, 13204256), (8, 8252660), (10, 6602128), (13, 5078560), (16, 4126330), (20, 3301064), (26, 2539280), (32, 2063165), (40, 1650532), (52, 1269640), (65, 1015712), (80, 825266), (104, 634820), (130, 507856), (160, 412633), (208, 317410), (260, 253928), (416, 158705), (520, 126964), (1040, 63482), (2080, 31741)]