89705600

素因数分解:

$2^7\times 5^2\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 144

約数和(自身を含む): 237829830

約数和(自身を除く): 148124230

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 97, 100, 128, 136, 160, 170, 194, 200, 272, 289, 320, 340, 388, 400, 425, 485, 544, 578, 640, 680, 776, 800, 850, 970, 1088, 1156, 1360, 1445, 1552, 1600, 1649, 1700, 1940, 2176, 2312, 2425, 2720, 2890, 3104, 3200, 3298, 3400, 3880, 4624, 4850, 5440, 5780, 6208, 6596, 6800, 7225, 7760, 8245, 9248, 9700, 10880, 11560, 12416, 13192, 13600, 14450, 15520, 16490, 18496, 19400, 23120, 26384, 27200, 28033, 28900, 31040, 32980, 36992, 38800, 41225, 46240, 52768, 54400, 56066, 57800, 62080, 65960, 77600, 82450, 92480, 105536, 112132, 115600, 131920, 140165, 155200, 164900, 184960, 211072, 224264, 231200, 263840, 280330, 310400, 329800, 448528, 462400, 527680, 560660, 659600, 700825, 897056, 924800, 1055360, 1121320, 1319200, 1401650, 1794112, 2242640, 2638400, 2803300, 3588224, 4485280, 5276800, 5606600, 8970560, 11213200, 17941120, 22426400, 44852800, 89705600]

約数ペア:

[(1, 89705600), (2, 44852800), (4, 22426400), (5, 17941120), (8, 11213200), (10, 8970560), (16, 5606600), (17, 5276800), (20, 4485280), (25, 3588224), (32, 2803300), (34, 2638400), (40, 2242640), (50, 1794112), (64, 1401650), (68, 1319200), (80, 1121320), (85, 1055360), (97, 924800), (100, 897056), (128, 700825), (136, 659600), (160, 560660), (170, 527680), (194, 462400), (200, 448528), (272, 329800), (289, 310400), (320, 280330), (340, 263840), (388, 231200), (400, 224264), (425, 211072), (485, 184960), (544, 164900), (578, 155200), (640, 140165), (680, 131920), (776, 115600), (800, 112132), (850, 105536), (970, 92480), (1088, 82450), (1156, 77600), (1360, 65960), (1445, 62080), (1552, 57800), (1600, 56066), (1649, 54400), (1700, 52768), (1940, 46240), (2176, 41225), (2312, 38800), (2425, 36992), (2720, 32980), (2890, 31040), (3104, 28900), (3200, 28033), (3298, 27200), (3400, 26384), (3880, 23120), (4624, 19400), (4850, 18496), (5440, 16490), (5780, 15520), (6208, 14450), (6596, 13600), (6800, 13192), (7225, 12416), (7760, 11560), (8245, 10880), (9248, 9700)]