79539200

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:282

約数の個数: 132

約数和(自身を含む): 213215520

約数和(自身を除く): 133676320

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, 1024, 1040, 1195, 1280, 1300, 1600, 1664, 1912, 2080, 2390, 2560, 2600, 3107, 3200, 3328, 3824, 4160, 4780, 5120, 5200, 5975, 6214, 6400, 6656, 7648, 8320, 9560, 10400, 11950, 12428, 12800, 13312, 15296, 15535, 16640, 19120, 20800, 23900, 24856, 25600, 30592, 31070, 33280, 38240, 41600, 47800, 49712, 61184, 62140, 66560, 76480, 77675, 83200, 95600, 99424, 122368, 124280, 152960, 155350, 166400, 191200, 198848, 244736, 248560, 305920, 310700, 332800, 382400, 397696, 497120, 611840, 621400, 764800, 795392, 994240, 1223680, 1242800, 1529600, 1590784, 1988480, 2485600, 3059200, 3181568, 3976960, 4971200, 6118400, 7953920, 9942400, 15907840, 19884800, 39769600, 79539200]

約数ペア:

[(1, 79539200), (2, 39769600), (4, 19884800), (5, 15907840), (8, 9942400), (10, 7953920), (13, 6118400), (16, 4971200), (20, 3976960), (25, 3181568), (26, 3059200), (32, 2485600), (40, 1988480), (50, 1590784), (52, 1529600), (64, 1242800), (65, 1223680), (80, 994240), (100, 795392), (104, 764800), (128, 621400), (130, 611840), (160, 497120), (200, 397696), (208, 382400), (239, 332800), (256, 310700), (260, 305920), (320, 248560), (325, 244736), (400, 198848), (416, 191200), (478, 166400), (512, 155350), (520, 152960), (640, 124280), (650, 122368), (800, 99424), (832, 95600), (956, 83200), (1024, 77675), (1040, 76480), (1195, 66560), (1280, 62140), (1300, 61184), (1600, 49712), (1664, 47800), (1912, 41600), (2080, 38240), (2390, 33280), (2560, 31070), (2600, 30592), (3107, 25600), (3200, 24856), (3328, 23900), (3824, 20800), (4160, 19120), (4780, 16640), (5120, 15535), (5200, 15296), (5975, 13312), (6214, 12800), (6400, 12428), (6656, 11950), (7648, 10400), (8320, 9560)]