213900050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1$

素因数の和:972

約数の個数: 96

約数和(自身を含む): 499468032

約数和(自身を除く): 285567982

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 53, 65, 70, 91, 106, 130, 175, 182, 265, 325, 350, 371, 455, 530, 650, 689, 742, 887, 910, 1325, 1378, 1774, 1855, 2275, 2650, 3445, 3710, 4435, 4550, 4823, 6209, 6890, 8870, 9275, 9646, 11531, 12418, 17225, 18550, 22175, 23062, 24115, 31045, 34450, 44350, 47011, 48230, 57655, 62090, 80717, 94022, 115310, 120575, 155225, 161434, 235055, 241150, 288275, 310450, 329077, 403585, 470110, 576550, 611143, 658154, 807170, 1175275, 1222286, 1645385, 2017925, 2350550, 3055715, 3290770, 4035850, 4278001, 6111430, 8226925, 8556002, 15278575, 16453850, 21390005, 30557150, 42780010, 106950025, 213900050]

約数ペア:

[(1, 213900050), (2, 106950025), (5, 42780010), (7, 30557150), (10, 21390005), (13, 16453850), (14, 15278575), (25, 8556002), (26, 8226925), (35, 6111430), (50, 4278001), (53, 4035850), (65, 3290770), (70, 3055715), (91, 2350550), (106, 2017925), (130, 1645385), (175, 1222286), (182, 1175275), (265, 807170), (325, 658154), (350, 611143), (371, 576550), (455, 470110), (530, 403585), (650, 329077), (689, 310450), (742, 288275), (887, 241150), (910, 235055), (1325, 161434), (1378, 155225), (1774, 120575), (1855, 115310), (2275, 94022), (2650, 80717), (3445, 62090), (3710, 57655), (4435, 48230), (4550, 47011), (4823, 44350), (6209, 34450), (6890, 31045), (8870, 24115), (9275, 23062), (9646, 22175), (11531, 18550), (12418, 17225)]