407929600

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4903}}^1$

素因数の和:4942

約数の個数: 108

約数和(自身を含む): 1087579696

約数和(自身を除く): 679650096

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, 256, 260, 320, 325, 400, 416, 520, 640, 650, 800, 832, 1040, 1280, 1300, 1600, 1664, 2080, 2600, 3200, 3328, 4160, 4903, 5200, 6400, 8320, 9806, 10400, 16640, 19612, 20800, 24515, 39224, 41600, 49030, 63739, 78448, 83200, 98060, 122575, 127478, 156896, 196120, 245150, 254956, 313792, 318695, 392240, 490300, 509912, 627584, 637390, 784480, 980600, 1019824, 1255168, 1274780, 1568960, 1593475, 1961200, 2039648, 2549560, 3137920, 3186950, 3922400, 4079296, 5099120, 6275840, 6373900, 7844800, 8158592, 10198240, 12747800, 15689600, 16317184, 20396480, 25495600, 31379200, 40792960, 50991200, 81585920, 101982400, 203964800, 407929600]

約数ペア:

[(1, 407929600), (2, 203964800), (4, 101982400), (5, 81585920), (8, 50991200), (10, 40792960), (13, 31379200), (16, 25495600), (20, 20396480), (25, 16317184), (26, 15689600), (32, 12747800), (40, 10198240), (50, 8158592), (52, 7844800), (64, 6373900), (65, 6275840), (80, 5099120), (100, 4079296), (104, 3922400), (128, 3186950), (130, 3137920), (160, 2549560), (200, 2039648), (208, 1961200), (256, 1593475), (260, 1568960), (320, 1274780), (325, 1255168), (400, 1019824), (416, 980600), (520, 784480), (640, 637390), (650, 627584), (800, 509912), (832, 490300), (1040, 392240), (1280, 318695), (1300, 313792), (1600, 254956), (1664, 245150), (2080, 196120), (2600, 156896), (3200, 127478), (3328, 122575), (4160, 98060), (4903, 83200), (5200, 78448), (6400, 63739), (8320, 49030), (9806, 41600), (10400, 39224), (16640, 24515), (19612, 20800)]