77734700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:447

約数の個数: 72

約数和(自身を含む): 179363520

約数和(自身を除く): 101628820

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 163, 190, 251, 326, 380, 475, 502, 652, 815, 950, 1004, 1255, 1630, 1900, 2510, 3097, 3260, 4075, 4769, 5020, 6194, 6275, 8150, 9538, 12388, 12550, 15485, 16300, 19076, 23845, 25100, 30970, 40913, 47690, 61940, 77425, 81826, 95380, 119225, 154850, 163652, 204565, 238450, 309700, 409130, 476900, 777347, 818260, 1022825, 1554694, 2045650, 3109388, 3886735, 4091300, 7773470, 15546940, 19433675, 38867350, 77734700]

約数ペア:

[(1, 77734700), (2, 38867350), (4, 19433675), (5, 15546940), (10, 7773470), (19, 4091300), (20, 3886735), (25, 3109388), (38, 2045650), (50, 1554694), (76, 1022825), (95, 818260), (100, 777347), (163, 476900), (190, 409130), (251, 309700), (326, 238450), (380, 204565), (475, 163652), (502, 154850), (652, 119225), (815, 95380), (950, 81826), (1004, 77425), (1255, 61940), (1630, 47690), (1900, 40913), (2510, 30970), (3097, 25100), (3260, 23845), (4075, 19076), (4769, 16300), (5020, 15485), (6194, 12550), (6275, 12388), (8150, 9538)]