39769600

素因数分解:

$2^9\times 5^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:280

約数の個数: 120

約数和(自身を含む): 106555680

約数和(自身を除く): 66786080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 239, 256, 260, 320, 325, 400, 416, 478, 512, 520, 640, 650, 800, 832, 956, 1040, 1195, 1280, 1300, 1600, 1664, 1912, 2080, 2390, 2560, 2600, 3107, 3200, 3328, 3824, 4160, 4780, 5200, 5975, 6214, 6400, 6656, 7648, 8320, 9560, 10400, 11950, 12428, 12800, 15296, 15535, 16640, 19120, 20800, 23900, 24856, 30592, 31070, 33280, 38240, 41600, 47800, 49712, 61184, 62140, 76480, 77675, 83200, 95600, 99424, 122368, 124280, 152960, 155350, 166400, 191200, 198848, 248560, 305920, 310700, 382400, 397696, 497120, 611840, 621400, 764800, 795392, 994240, 1242800, 1529600, 1590784, 1988480, 2485600, 3059200, 3976960, 4971200, 7953920, 9942400, 19884800, 39769600]

約数ペア:

[(1, 39769600), (2, 19884800), (4, 9942400), (5, 7953920), (8, 4971200), (10, 3976960), (13, 3059200), (16, 2485600), (20, 1988480), (25, 1590784), (26, 1529600), (32, 1242800), (40, 994240), (50, 795392), (52, 764800), (64, 621400), (65, 611840), (80, 497120), (100, 397696), (104, 382400), (128, 310700), (130, 305920), (160, 248560), (200, 198848), (208, 191200), (239, 166400), (256, 155350), (260, 152960), (320, 124280), (325, 122368), (400, 99424), (416, 95600), (478, 83200), (512, 77675), (520, 76480), (640, 62140), (650, 61184), (800, 49712), (832, 47800), (956, 41600), (1040, 38240), (1195, 33280), (1280, 31070), (1300, 30592), (1600, 24856), (1664, 23900), (1912, 20800), (2080, 19120), (2390, 16640), (2560, 15535), (2600, 15296), (3107, 12800), (3200, 12428), (3328, 11950), (3824, 10400), (4160, 9560), (4780, 8320), (5200, 7648), (5975, 6656), (6214, 6400)]