225401000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:724

約数の個数: 128

約数和(自身を含む): 594846720

約数和(自身を除く): 369445720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 50, 55, 62, 88, 100, 110, 124, 125, 155, 200, 220, 248, 250, 275, 310, 341, 440, 500, 550, 620, 661, 682, 775, 1000, 1100, 1240, 1322, 1364, 1375, 1550, 1705, 2200, 2644, 2728, 2750, 3100, 3305, 3410, 3875, 5288, 5500, 6200, 6610, 6820, 7271, 7750, 8525, 11000, 13220, 13640, 14542, 15500, 16525, 17050, 20491, 26440, 29084, 31000, 33050, 34100, 36355, 40982, 42625, 58168, 66100, 68200, 72710, 81964, 82625, 85250, 102455, 132200, 145420, 163928, 165250, 170500, 181775, 204910, 225401, 290840, 330500, 341000, 363550, 409820, 450802, 512275, 661000, 727100, 819640, 901604, 908875, 1024550, 1127005, 1454200, 1803208, 1817750, 2049100, 2254010, 2561375, 3635500, 4098200, 4508020, 5122750, 5635025, 7271000, 9016040, 10245500, 11270050, 20491000, 22540100, 28175125, 45080200, 56350250, 112700500, 225401000]

約数ペア:

[(1, 225401000), (2, 112700500), (4, 56350250), (5, 45080200), (8, 28175125), (10, 22540100), (11, 20491000), (20, 11270050), (22, 10245500), (25, 9016040), (31, 7271000), (40, 5635025), (44, 5122750), (50, 4508020), (55, 4098200), (62, 3635500), (88, 2561375), (100, 2254010), (110, 2049100), (124, 1817750), (125, 1803208), (155, 1454200), (200, 1127005), (220, 1024550), (248, 908875), (250, 901604), (275, 819640), (310, 727100), (341, 661000), (440, 512275), (500, 450802), (550, 409820), (620, 363550), (661, 341000), (682, 330500), (775, 290840), (1000, 225401), (1100, 204910), (1240, 181775), (1322, 170500), (1364, 165250), (1375, 163928), (1550, 145420), (1705, 132200), (2200, 102455), (2644, 85250), (2728, 82625), (2750, 81964), (3100, 72710), (3305, 68200), (3410, 66100), (3875, 58168), (5288, 42625), (5500, 40982), (6200, 36355), (6610, 34100), (6820, 33050), (7271, 31000), (7750, 29084), (8525, 26440), (11000, 20491), (13220, 17050), (13640, 16525), (14542, 15500)]