159796780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{947}}^1$

素因数の和:1039

約数の個数: 96

約数和(自身を含む): 401345280

約数和(自身を除く): 241548500

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 59, 65, 110, 118, 130, 143, 220, 236, 260, 286, 295, 572, 590, 649, 715, 767, 947, 1180, 1298, 1430, 1534, 1894, 2596, 2860, 3068, 3245, 3788, 3835, 4735, 6490, 7670, 8437, 9470, 10417, 12311, 12980, 15340, 16874, 18940, 20834, 24622, 33748, 41668, 42185, 49244, 52085, 55873, 61555, 84370, 104170, 111746, 123110, 135421, 168740, 208340, 223492, 246220, 270842, 279365, 541684, 558730, 614603, 677105, 726349, 1117460, 1229206, 1354210, 1452698, 2458412, 2708420, 2905396, 3073015, 3631745, 6146030, 7263490, 7989839, 12292060, 14526980, 15979678, 31959356, 39949195, 79898390, 159796780]

約数ペア:

[(1, 159796780), (2, 79898390), (4, 39949195), (5, 31959356), (10, 15979678), (11, 14526980), (13, 12292060), (20, 7989839), (22, 7263490), (26, 6146030), (44, 3631745), (52, 3073015), (55, 2905396), (59, 2708420), (65, 2458412), (110, 1452698), (118, 1354210), (130, 1229206), (143, 1117460), (220, 726349), (236, 677105), (260, 614603), (286, 558730), (295, 541684), (572, 279365), (590, 270842), (649, 246220), (715, 223492), (767, 208340), (947, 168740), (1180, 135421), (1298, 123110), (1430, 111746), (1534, 104170), (1894, 84370), (2596, 61555), (2860, 55873), (3068, 52085), (3245, 49244), (3788, 42185), (3835, 41668), (4735, 33748), (6490, 24622), (7670, 20834), (8437, 18940), (9470, 16874), (10417, 15340), (12311, 12980)]