155461900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 391974912

約数和(自身を除く): 236513012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 47, 50, 55, 62, 94, 97, 100, 110, 124, 155, 188, 194, 220, 235, 275, 310, 341, 388, 470, 485, 517, 550, 620, 682, 775, 940, 970, 1034, 1067, 1100, 1175, 1364, 1457, 1550, 1705, 1940, 2068, 2134, 2350, 2425, 2585, 2914, 3007, 3100, 3410, 4268, 4559, 4700, 4850, 5170, 5335, 5828, 6014, 6820, 7285, 8525, 9118, 9700, 10340, 10670, 12028, 12925, 14570, 15035, 16027, 17050, 18236, 21340, 22795, 25850, 26675, 29140, 30070, 32054, 33077, 34100, 36425, 45590, 50149, 51700, 53350, 60140, 64108, 66154, 72850, 75175, 80135, 91180, 100298, 106700, 113975, 132308, 141329, 145700, 150350, 160270, 165385, 200596, 227950, 250745, 282658, 300700, 320540, 330770, 400675, 455900, 501490, 565316, 661540, 706645, 801350, 826925, 1002980, 1253725, 1413290, 1554619, 1602700, 1653850, 2507450, 2826580, 3109238, 3307700, 3533225, 5014900, 6218476, 7066450, 7773095, 14132900, 15546190, 31092380, 38865475, 77730950, 155461900]

約数ペア:

[(1, 155461900), (2, 77730950), (4, 38865475), (5, 31092380), (10, 15546190), (11, 14132900), (20, 7773095), (22, 7066450), (25, 6218476), (31, 5014900), (44, 3533225), (47, 3307700), (50, 3109238), (55, 2826580), (62, 2507450), (94, 1653850), (97, 1602700), (100, 1554619), (110, 1413290), (124, 1253725), (155, 1002980), (188, 826925), (194, 801350), (220, 706645), (235, 661540), (275, 565316), (310, 501490), (341, 455900), (388, 400675), (470, 330770), (485, 320540), (517, 300700), (550, 282658), (620, 250745), (682, 227950), (775, 200596), (940, 165385), (970, 160270), (1034, 150350), (1067, 145700), (1100, 141329), (1175, 132308), (1364, 113975), (1457, 106700), (1550, 100298), (1705, 91180), (1940, 80135), (2068, 75175), (2134, 72850), (2350, 66154), (2425, 64108), (2585, 60140), (2914, 53350), (3007, 51700), (3100, 50149), (3410, 45590), (4268, 36425), (4559, 34100), (4700, 33077), (4850, 32054), (5170, 30070), (5335, 29140), (5828, 26675), (6014, 25850), (6820, 22795), (7285, 21340), (8525, 18236), (9118, 17050), (9700, 16027), (10340, 15035), (10670, 14570), (12028, 12925)]