65241440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1951}}^1$

素因数の和:1996

約数の個数: 96

約数和(自身を含む): 177085440

約数和(自身を除く): 111844000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 1045, 1520, 1672, 1760, 1951, 2090, 3040, 3344, 3902, 4180, 6688, 7804, 8360, 9755, 15608, 16720, 19510, 21461, 31216, 33440, 37069, 39020, 42922, 62432, 74138, 78040, 85844, 107305, 148276, 156080, 171688, 185345, 214610, 296552, 312160, 343376, 370690, 407759, 429220, 593104, 686752, 741380, 815518, 858440, 1186208, 1482760, 1631036, 1716880, 2038795, 2965520, 3262072, 3433760, 4077590, 5931040, 6524144, 8155180, 13048288, 16310360, 32620720, 65241440]

約数ペア:

[(1, 65241440), (2, 32620720), (4, 16310360), (5, 13048288), (8, 8155180), (10, 6524144), (11, 5931040), (16, 4077590), (19, 3433760), (20, 3262072), (22, 2965520), (32, 2038795), (38, 1716880), (40, 1631036), (44, 1482760), (55, 1186208), (76, 858440), (80, 815518), (88, 741380), (95, 686752), (110, 593104), (152, 429220), (160, 407759), (176, 370690), (190, 343376), (209, 312160), (220, 296552), (304, 214610), (352, 185345), (380, 171688), (418, 156080), (440, 148276), (608, 107305), (760, 85844), (836, 78040), (880, 74138), (1045, 62432), (1520, 42922), (1672, 39020), (1760, 37069), (1951, 33440), (2090, 31216), (3040, 21461), (3344, 19510), (3902, 16720), (4180, 15608), (6688, 9755), (7804, 8360)]