78123760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6829}}^1$

素因数の和:6866

約数の個数: 80

約数和(自身を含む): 213423840

約数和(自身を除く): 135300080

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 6829, 11440, 13658, 27316, 34145, 54632, 68290, 75119, 88777, 109264, 136580, 150238, 177554, 273160, 300476, 355108, 375595, 443885, 546320, 600952, 710216, 751190, 887770, 976547, 1201904, 1420432, 1502380, 1775540, 1953094, 3004760, 3551080, 3906188, 4882735, 6009520, 7102160, 7812376, 9765470, 15624752, 19530940, 39061880, 78123760]

約数ペア:

[(1, 78123760), (2, 39061880), (4, 19530940), (5, 15624752), (8, 9765470), (10, 7812376), (11, 7102160), (13, 6009520), (16, 4882735), (20, 3906188), (22, 3551080), (26, 3004760), (40, 1953094), (44, 1775540), (52, 1502380), (55, 1420432), (65, 1201904), (80, 976547), (88, 887770), (104, 751190), (110, 710216), (130, 600952), (143, 546320), (176, 443885), (208, 375595), (220, 355108), (260, 300476), (286, 273160), (440, 177554), (520, 150238), (572, 136580), (715, 109264), (880, 88777), (1040, 75119), (1144, 68290), (1430, 54632), (2288, 34145), (2860, 27316), (5720, 13658), (6829, 11440)]