13640000

素因数分解:

$2^6\times 5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 140

約数和(自身を含む): 38087808

約数和(自身を除く): 24447808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 64, 80, 88, 100, 110, 124, 125, 155, 160, 176, 200, 220, 248, 250, 275, 310, 320, 341, 352, 400, 440, 496, 500, 550, 620, 625, 682, 704, 775, 800, 880, 992, 1000, 1100, 1240, 1250, 1364, 1375, 1550, 1600, 1705, 1760, 1984, 2000, 2200, 2480, 2500, 2728, 2750, 3100, 3410, 3520, 3875, 4000, 4400, 4960, 5000, 5456, 5500, 6200, 6820, 6875, 7750, 8000, 8525, 8800, 9920, 10000, 10912, 11000, 12400, 13640, 13750, 15500, 17050, 17600, 19375, 20000, 21824, 22000, 24800, 27280, 27500, 31000, 34100, 38750, 40000, 42625, 44000, 49600, 54560, 55000, 62000, 68200, 77500, 85250, 88000, 109120, 110000, 124000, 136400, 155000, 170500, 213125, 220000, 248000, 272800, 310000, 341000, 426250, 440000, 545600, 620000, 682000, 852500, 1240000, 1364000, 1705000, 2728000, 3410000, 6820000, 13640000]

約数ペア:

[(1, 13640000), (2, 6820000), (4, 3410000), (5, 2728000), (8, 1705000), (10, 1364000), (11, 1240000), (16, 852500), (20, 682000), (22, 620000), (25, 545600), (31, 440000), (32, 426250), (40, 341000), (44, 310000), (50, 272800), (55, 248000), (62, 220000), (64, 213125), (80, 170500), (88, 155000), (100, 136400), (110, 124000), (124, 110000), (125, 109120), (155, 88000), (160, 85250), (176, 77500), (200, 68200), (220, 62000), (248, 55000), (250, 54560), (275, 49600), (310, 44000), (320, 42625), (341, 40000), (352, 38750), (400, 34100), (440, 31000), (496, 27500), (500, 27280), (550, 24800), (620, 22000), (625, 21824), (682, 20000), (704, 19375), (775, 17600), (800, 17050), (880, 15500), (992, 13750), (1000, 13640), (1100, 12400), (1240, 11000), (1250, 10912), (1364, 10000), (1375, 9920), (1550, 8800), (1600, 8525), (1705, 8000), (1760, 7750), (1984, 6875), (2000, 6820), (2200, 6200), (2480, 5500), (2500, 5456), (2728, 5000), (2750, 4960), (3100, 4400), (3410, 4000), (3520, 3875)]