25106640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{619}}^1$

素因数の和:661

約数の個数: 120

約数和(自身を含む): 84414240

約数和(自身を除く): 59307600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 619, 624, 676, 780, 845, 1014, 1040, 1238, 1352, 1560, 1690, 1857, 2028, 2476, 2535, 2704, 3095, 3120, 3380, 3714, 4056, 4952, 5070, 6190, 6760, 7428, 8047, 8112, 9285, 9904, 10140, 12380, 13520, 14856, 16094, 18570, 20280, 24141, 24760, 29712, 32188, 37140, 40235, 40560, 48282, 49520, 64376, 74280, 80470, 96564, 104611, 120705, 128752, 148560, 160940, 193128, 209222, 241410, 313833, 321880, 386256, 418444, 482820, 523055, 627666, 643760, 836888, 965640, 1046110, 1255332, 1569165, 1673776, 1931280, 2092220, 2510664, 3138330, 4184440, 5021328, 6276660, 8368880, 12553320, 25106640]

約数ペア:

[(1, 25106640), (2, 12553320), (3, 8368880), (4, 6276660), (5, 5021328), (6, 4184440), (8, 3138330), (10, 2510664), (12, 2092220), (13, 1931280), (15, 1673776), (16, 1569165), (20, 1255332), (24, 1046110), (26, 965640), (30, 836888), (39, 643760), (40, 627666), (48, 523055), (52, 482820), (60, 418444), (65, 386256), (78, 321880), (80, 313833), (104, 241410), (120, 209222), (130, 193128), (156, 160940), (169, 148560), (195, 128752), (208, 120705), (240, 104611), (260, 96564), (312, 80470), (338, 74280), (390, 64376), (507, 49520), (520, 48282), (619, 40560), (624, 40235), (676, 37140), (780, 32188), (845, 29712), (1014, 24760), (1040, 24141), (1238, 20280), (1352, 18570), (1560, 16094), (1690, 14856), (1857, 13520), (2028, 12380), (2476, 10140), (2535, 9904), (2704, 9285), (3095, 8112), (3120, 8047), (3380, 7428), (3714, 6760), (4056, 6190), (4952, 5070)]