67489840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:578

約数の個数: 80

約数和(自身を含む): 172417536

約数和(自身を除く): 104927696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 271, 283, 440, 542, 566, 880, 1084, 1132, 1355, 1415, 2168, 2264, 2710, 2830, 2981, 3113, 4336, 4528, 5420, 5660, 5962, 6226, 10840, 11320, 11924, 12452, 14905, 15565, 21680, 22640, 23848, 24904, 29810, 31130, 47696, 49808, 59620, 62260, 76693, 119240, 124520, 153386, 238480, 249040, 306772, 383465, 613544, 766930, 843623, 1227088, 1533860, 1687246, 3067720, 3374492, 4218115, 6135440, 6748984, 8436230, 13497968, 16872460, 33744920, 67489840]

約数ペア:

[(1, 67489840), (2, 33744920), (4, 16872460), (5, 13497968), (8, 8436230), (10, 6748984), (11, 6135440), (16, 4218115), (20, 3374492), (22, 3067720), (40, 1687246), (44, 1533860), (55, 1227088), (80, 843623), (88, 766930), (110, 613544), (176, 383465), (220, 306772), (271, 249040), (283, 238480), (440, 153386), (542, 124520), (566, 119240), (880, 76693), (1084, 62260), (1132, 59620), (1355, 49808), (1415, 47696), (2168, 31130), (2264, 29810), (2710, 24904), (2830, 23848), (2981, 22640), (3113, 21680), (4336, 15565), (4528, 14905), (5420, 12452), (5660, 11924), (5962, 11320), (6226, 10840)]