40102400

素因数分解:

$2^9\times 5^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1$

素因数の和:282

約数の個数: 120

約数和(自身を含む): 107443644

約数和(自身を除く): 67341244

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, 241, 256, 260, 320, 325, 400, 416, 482, 512, 520, 640, 650, 800, 832, 964, 1040, 1205, 1280, 1300, 1600, 1664, 1928, 2080, 2410, 2560, 2600, 3133, 3200, 3328, 3856, 4160, 4820, 5200, 6025, 6266, 6400, 6656, 7712, 8320, 9640, 10400, 12050, 12532, 12800, 15424, 15665, 16640, 19280, 20800, 24100, 25064, 30848, 31330, 33280, 38560, 41600, 48200, 50128, 61696, 62660, 77120, 78325, 83200, 96400, 100256, 123392, 125320, 154240, 156650, 166400, 192800, 200512, 250640, 308480, 313300, 385600, 401024, 501280, 616960, 626600, 771200, 802048, 1002560, 1253200, 1542400, 1604096, 2005120, 2506400, 3084800, 4010240, 5012800, 8020480, 10025600, 20051200, 40102400]

約数ペア:

[(1, 40102400), (2, 20051200), (4, 10025600), (5, 8020480), (8, 5012800), (10, 4010240), (13, 3084800), (16, 2506400), (20, 2005120), (25, 1604096), (26, 1542400), (32, 1253200), (40, 1002560), (50, 802048), (52, 771200), (64, 626600), (65, 616960), (80, 501280), (100, 401024), (104, 385600), (128, 313300), (130, 308480), (160, 250640), (200, 200512), (208, 192800), (241, 166400), (256, 156650), (260, 154240), (320, 125320), (325, 123392), (400, 100256), (416, 96400), (482, 83200), (512, 78325), (520, 77120), (640, 62660), (650, 61696), (800, 50128), (832, 48200), (964, 41600), (1040, 38560), (1205, 33280), (1280, 31330), (1300, 30848), (1600, 25064), (1664, 24100), (1928, 20800), (2080, 19280), (2410, 16640), (2560, 15665), (2600, 15424), (3133, 12800), (3200, 12532), (3328, 12050), (3856, 10400), (4160, 9640), (4820, 8320), (5200, 7712), (6025, 6656), (6266, 6400)]