68569100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 158323200

約数和(自身を除く): 89754100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 151, 190, 239, 302, 380, 475, 478, 604, 755, 950, 956, 1195, 1510, 1900, 2390, 2869, 3020, 3775, 4541, 4780, 5738, 5975, 7550, 9082, 11476, 11950, 14345, 15100, 18164, 22705, 23900, 28690, 36089, 45410, 57380, 71725, 72178, 90820, 113525, 143450, 144356, 180445, 227050, 286900, 360890, 454100, 685691, 721780, 902225, 1371382, 1804450, 2742764, 3428455, 3608900, 6856910, 13713820, 17142275, 34284550, 68569100]

約数ペア:

[(1, 68569100), (2, 34284550), (4, 17142275), (5, 13713820), (10, 6856910), (19, 3608900), (20, 3428455), (25, 2742764), (38, 1804450), (50, 1371382), (76, 902225), (95, 721780), (100, 685691), (151, 454100), (190, 360890), (239, 286900), (302, 227050), (380, 180445), (475, 144356), (478, 143450), (604, 113525), (755, 90820), (950, 72178), (956, 71725), (1195, 57380), (1510, 45410), (1900, 36089), (2390, 28690), (2869, 23900), (3020, 22705), (3775, 18164), (4541, 15100), (4780, 14345), (5738, 11950), (5975, 11476), (7550, 9082)]