42457600

素因数分解:

$2^9\times 5^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:166

約数の個数: 120

約数和(自身を含む): 109600128

約数和(自身を除く): 67142528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 107, 124, 128, 155, 160, 200, 214, 248, 256, 310, 320, 400, 428, 496, 512, 535, 620, 640, 775, 800, 856, 992, 1070, 1240, 1280, 1550, 1600, 1712, 1984, 2140, 2480, 2560, 2675, 3100, 3200, 3317, 3424, 3968, 4280, 4960, 5350, 6200, 6400, 6634, 6848, 7936, 8560, 9920, 10700, 12400, 12800, 13268, 13696, 15872, 16585, 17120, 19840, 21400, 24800, 26536, 27392, 33170, 34240, 39680, 42800, 49600, 53072, 54784, 66340, 68480, 79360, 82925, 85600, 99200, 106144, 132680, 136960, 165850, 171200, 198400, 212288, 265360, 273920, 331700, 342400, 396800, 424576, 530720, 663400, 684800, 849152, 1061440, 1326800, 1369600, 1698304, 2122880, 2653600, 4245760, 5307200, 8491520, 10614400, 21228800, 42457600]

約数ペア:

[(1, 42457600), (2, 21228800), (4, 10614400), (5, 8491520), (8, 5307200), (10, 4245760), (16, 2653600), (20, 2122880), (25, 1698304), (31, 1369600), (32, 1326800), (40, 1061440), (50, 849152), (62, 684800), (64, 663400), (80, 530720), (100, 424576), (107, 396800), (124, 342400), (128, 331700), (155, 273920), (160, 265360), (200, 212288), (214, 198400), (248, 171200), (256, 165850), (310, 136960), (320, 132680), (400, 106144), (428, 99200), (496, 85600), (512, 82925), (535, 79360), (620, 68480), (640, 66340), (775, 54784), (800, 53072), (856, 49600), (992, 42800), (1070, 39680), (1240, 34240), (1280, 33170), (1550, 27392), (1600, 26536), (1712, 24800), (1984, 21400), (2140, 19840), (2480, 17120), (2560, 16585), (2675, 15872), (3100, 13696), (3200, 13268), (3317, 12800), (3424, 12400), (3968, 10700), (4280, 9920), (4960, 8560), (5350, 7936), (6200, 6848), (6400, 6634)]