25196280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:333

約数の個数: 128

約数和(自身を含む): 81734400

約数和(自身を除く): 56538120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 43, 57, 60, 76, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 257, 258, 285, 344, 380, 430, 456, 514, 516, 570, 645, 760, 771, 817, 860, 1028, 1032, 1140, 1285, 1290, 1542, 1634, 1720, 2056, 2280, 2451, 2570, 2580, 3084, 3268, 3855, 4085, 4883, 4902, 5140, 5160, 6168, 6536, 7710, 8170, 9766, 9804, 10280, 11051, 12255, 14649, 15420, 16340, 19532, 19608, 22102, 24415, 24510, 29298, 30840, 32680, 33153, 39064, 44204, 48830, 49020, 55255, 58596, 66306, 73245, 88408, 97660, 98040, 110510, 117192, 132612, 146490, 165765, 195320, 209969, 221020, 265224, 292980, 331530, 419938, 442040, 585960, 629907, 663060, 839876, 1049845, 1259814, 1326120, 1679752, 2099690, 2519628, 3149535, 4199380, 5039256, 6299070, 8398760, 12598140, 25196280]

約数ペア:

[(1, 25196280), (2, 12598140), (3, 8398760), (4, 6299070), (5, 5039256), (6, 4199380), (8, 3149535), (10, 2519628), (12, 2099690), (15, 1679752), (19, 1326120), (20, 1259814), (24, 1049845), (30, 839876), (38, 663060), (40, 629907), (43, 585960), (57, 442040), (60, 419938), (76, 331530), (86, 292980), (95, 265224), (114, 221020), (120, 209969), (129, 195320), (152, 165765), (172, 146490), (190, 132612), (215, 117192), (228, 110510), (257, 98040), (258, 97660), (285, 88408), (344, 73245), (380, 66306), (430, 58596), (456, 55255), (514, 49020), (516, 48830), (570, 44204), (645, 39064), (760, 33153), (771, 32680), (817, 30840), (860, 29298), (1028, 24510), (1032, 24415), (1140, 22102), (1285, 19608), (1290, 19532), (1542, 16340), (1634, 15420), (1720, 14649), (2056, 12255), (2280, 11051), (2451, 10280), (2570, 9804), (2580, 9766), (3084, 8170), (3268, 7710), (3855, 6536), (4085, 6168), (4883, 5160), (4902, 5140)]