78072800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7507}}^1$

素因数の和:7540

約数の個数: 72

約数和(自身を含む): 205283736

約数和(自身を除く): 127210936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 7507, 10400, 15014, 30028, 37535, 60056, 75070, 97591, 120112, 150140, 187675, 195182, 240224, 300280, 375350, 390364, 487955, 600560, 750700, 780728, 975910, 1201120, 1501400, 1561456, 1951820, 2439775, 3002800, 3122912, 3903640, 4879550, 6005600, 7807280, 9759100, 15614560, 19518200, 39036400, 78072800]

約数ペア:

[(1, 78072800), (2, 39036400), (4, 19518200), (5, 15614560), (8, 9759100), (10, 7807280), (13, 6005600), (16, 4879550), (20, 3903640), (25, 3122912), (26, 3002800), (32, 2439775), (40, 1951820), (50, 1561456), (52, 1501400), (65, 1201120), (80, 975910), (100, 780728), (104, 750700), (130, 600560), (160, 487955), (200, 390364), (208, 375350), (260, 300280), (325, 240224), (400, 195182), (416, 187675), (520, 150140), (650, 120112), (800, 97591), (1040, 75070), (1300, 60056), (2080, 37535), (2600, 30028), (5200, 15014), (7507, 10400)]