22750900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 52496640

約数和(自身を除く): 29745740

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 41, 50, 62, 82, 100, 124, 155, 164, 179, 205, 310, 358, 410, 620, 716, 775, 820, 895, 1025, 1271, 1550, 1790, 2050, 2542, 3100, 3580, 4100, 4475, 5084, 5549, 6355, 7339, 8950, 11098, 12710, 14678, 17900, 22196, 25420, 27745, 29356, 31775, 36695, 55490, 63550, 73390, 110980, 127100, 138725, 146780, 183475, 227509, 277450, 366950, 455018, 554900, 733900, 910036, 1137545, 2275090, 4550180, 5687725, 11375450, 22750900]

約数ペア:

[(1, 22750900), (2, 11375450), (4, 5687725), (5, 4550180), (10, 2275090), (20, 1137545), (25, 910036), (31, 733900), (41, 554900), (50, 455018), (62, 366950), (82, 277450), (100, 227509), (124, 183475), (155, 146780), (164, 138725), (179, 127100), (205, 110980), (310, 73390), (358, 63550), (410, 55490), (620, 36695), (716, 31775), (775, 29356), (820, 27745), (895, 25420), (1025, 22196), (1271, 17900), (1550, 14678), (1790, 12710), (2050, 11098), (2542, 8950), (3100, 7339), (3580, 6355), (4100, 5549), (4475, 5084)]