16198996880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{54623}}^1$

素因数の和:54984

約数の個数: 80

約数和(自身を含む): 41209219584

約数和(自身を除く): 25010222704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 337, 440, 674, 880, 1348, 1685, 2696, 3370, 3707, 5392, 6740, 7414, 13480, 14828, 18535, 26960, 29656, 37070, 54623, 59312, 74140, 109246, 148280, 218492, 273115, 296560, 436984, 546230, 600853, 873968, 1092460, 1201706, 2184920, 2403412, 3004265, 4369840, 4806824, 6008530, 9613648, 12017060, 18407951, 24034120, 36815902, 48068240, 73631804, 92039755, 147263608, 184079510, 202487461, 294527216, 368159020, 404974922, 736318040, 809949844, 1012437305, 1472636080, 1619899688, 2024874610, 3239799376, 4049749220, 8099498440, 16198996880]

約数ペア:

[(1, 16198996880), (2, 8099498440), (4, 4049749220), (5, 3239799376), (8, 2024874610), (10, 1619899688), (11, 1472636080), (16, 1012437305), (20, 809949844), (22, 736318040), (40, 404974922), (44, 368159020), (55, 294527216), (80, 202487461), (88, 184079510), (110, 147263608), (176, 92039755), (220, 73631804), (337, 48068240), (440, 36815902), (674, 24034120), (880, 18407951), (1348, 12017060), (1685, 9613648), (2696, 6008530), (3370, 4806824), (3707, 4369840), (5392, 3004265), (6740, 2403412), (7414, 2184920), (13480, 1201706), (14828, 1092460), (18535, 873968), (26960, 600853), (29656, 546230), (37070, 436984), (54623, 296560), (59312, 273115), (74140, 218492), (109246, 148280)]