25993380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:529

約数の個数: 96

約数和(自身を含む): 83865600

約数和(自身を除く): 57872220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 199, 210, 311, 398, 420, 597, 622, 796, 933, 995, 1194, 1244, 1393, 1555, 1866, 1990, 2177, 2388, 2786, 2985, 3110, 3732, 3980, 4179, 4354, 4665, 5572, 5970, 6220, 6531, 6965, 8358, 8708, 9330, 10885, 11940, 13062, 13930, 16716, 18660, 20895, 21770, 26124, 27860, 32655, 41790, 43540, 61889, 65310, 83580, 123778, 130620, 185667, 247556, 309445, 371334, 433223, 618890, 742668, 866446, 928335, 1237780, 1299669, 1732892, 1856670, 2166115, 2599338, 3713340, 4332230, 5198676, 6498345, 8664460, 12996690, 25993380]

約数ペア:

[(1, 25993380), (2, 12996690), (3, 8664460), (4, 6498345), (5, 5198676), (6, 4332230), (7, 3713340), (10, 2599338), (12, 2166115), (14, 1856670), (15, 1732892), (20, 1299669), (21, 1237780), (28, 928335), (30, 866446), (35, 742668), (42, 618890), (60, 433223), (70, 371334), (84, 309445), (105, 247556), (140, 185667), (199, 130620), (210, 123778), (311, 83580), (398, 65310), (420, 61889), (597, 43540), (622, 41790), (796, 32655), (933, 27860), (995, 26124), (1194, 21770), (1244, 20895), (1393, 18660), (1555, 16716), (1866, 13930), (1990, 13062), (2177, 11940), (2388, 10885), (2786, 9330), (2985, 8708), (3110, 8358), (3732, 6965), (3980, 6531), (4179, 6220), (4354, 5970), (4665, 5572)]