42625000

素因数分解:

$2^3\times 5^6\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 112

約数和(自身を含む): 112498560

約数和(自身を除く): 69873560

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, 625, 682, 775, 1000, 1100, 1240, 1250, 1364, 1375, 1550, 1705, 2200, 2500, 2728, 2750, 3100, 3125, 3410, 3875, 5000, 5500, 6200, 6250, 6820, 6875, 7750, 8525, 11000, 12500, 13640, 13750, 15500, 15625, 17050, 19375, 25000, 27500, 31000, 31250, 34100, 34375, 38750, 42625, 55000, 62500, 68200, 68750, 77500, 85250, 96875, 125000, 137500, 155000, 170500, 171875, 193750, 213125, 275000, 341000, 343750, 387500, 426250, 484375, 687500, 775000, 852500, 968750, 1065625, 1375000, 1705000, 1937500, 2131250, 3875000, 4262500, 5328125, 8525000, 10656250, 21312500, 42625000]

約数ペア:

[(1, 42625000), (2, 21312500), (4, 10656250), (5, 8525000), (8, 5328125), (10, 4262500), (11, 3875000), (20, 2131250), (22, 1937500), (25, 1705000), (31, 1375000), (40, 1065625), (44, 968750), (50, 852500), (55, 775000), (62, 687500), (88, 484375), (100, 426250), (110, 387500), (124, 343750), (125, 341000), (155, 275000), (200, 213125), (220, 193750), (248, 171875), (250, 170500), (275, 155000), (310, 137500), (341, 125000), (440, 96875), (500, 85250), (550, 77500), (620, 68750), (625, 68200), (682, 62500), (775, 55000), (1000, 42625), (1100, 38750), (1240, 34375), (1250, 34100), (1364, 31250), (1375, 31000), (1550, 27500), (1705, 25000), (2200, 19375), (2500, 17050), (2728, 15625), (2750, 15500), (3100, 13750), (3125, 13640), (3410, 12500), (3875, 11000), (5000, 8525), (5500, 7750), (6200, 6875), (6250, 6820)]