85345040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 217861056

約数和(自身を除く): 132516016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 293, 331, 440, 586, 662, 880, 1172, 1324, 1465, 1655, 2344, 2648, 2930, 3223, 3310, 3641, 4688, 5296, 5860, 6446, 6620, 7282, 11720, 12892, 13240, 14564, 16115, 18205, 23440, 25784, 26480, 29128, 32230, 36410, 51568, 58256, 64460, 72820, 96983, 128920, 145640, 193966, 257840, 291280, 387932, 484915, 775864, 969830, 1066813, 1551728, 1939660, 2133626, 3879320, 4267252, 5334065, 7758640, 8534504, 10668130, 17069008, 21336260, 42672520, 85345040]

約数ペア:

[(1, 85345040), (2, 42672520), (4, 21336260), (5, 17069008), (8, 10668130), (10, 8534504), (11, 7758640), (16, 5334065), (20, 4267252), (22, 3879320), (40, 2133626), (44, 1939660), (55, 1551728), (80, 1066813), (88, 969830), (110, 775864), (176, 484915), (220, 387932), (293, 291280), (331, 257840), (440, 193966), (586, 145640), (662, 128920), (880, 96983), (1172, 72820), (1324, 64460), (1465, 58256), (1655, 51568), (2344, 36410), (2648, 32230), (2930, 29128), (3223, 26480), (3310, 25784), (3641, 23440), (4688, 18205), (5296, 16115), (5860, 14564), (6446, 13240), (6620, 12892), (7282, 11720)]