25423160

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:158

約数の個数: 128

約数和(自身を含む): 71280000

約数和(自身を除く): 45856840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 109, 119, 136, 140, 170, 196, 218, 238, 245, 280, 340, 343, 392, 436, 476, 490, 545, 595, 680, 686, 763, 833, 872, 952, 980, 1090, 1190, 1372, 1526, 1666, 1715, 1853, 1960, 2180, 2380, 2744, 3052, 3332, 3430, 3706, 3815, 4165, 4360, 4760, 5341, 5831, 6104, 6664, 6860, 7412, 7630, 8330, 9265, 10682, 11662, 12971, 13720, 14824, 15260, 16660, 18530, 21364, 23324, 25942, 26705, 29155, 30520, 33320, 37060, 37387, 42728, 46648, 51884, 53410, 58310, 64855, 74120, 74774, 90797, 103768, 106820, 116620, 129710, 149548, 181594, 186935, 213640, 233240, 259420, 299096, 363188, 373870, 453985, 518840, 635579, 726376, 747740, 907970, 1271158, 1495480, 1815940, 2542316, 3177895, 3631880, 5084632, 6355790, 12711580, 25423160]

約数ペア:

[(1, 25423160), (2, 12711580), (4, 6355790), (5, 5084632), (7, 3631880), (8, 3177895), (10, 2542316), (14, 1815940), (17, 1495480), (20, 1271158), (28, 907970), (34, 747740), (35, 726376), (40, 635579), (49, 518840), (56, 453985), (68, 373870), (70, 363188), (85, 299096), (98, 259420), (109, 233240), (119, 213640), (136, 186935), (140, 181594), (170, 149548), (196, 129710), (218, 116620), (238, 106820), (245, 103768), (280, 90797), (340, 74774), (343, 74120), (392, 64855), (436, 58310), (476, 53410), (490, 51884), (545, 46648), (595, 42728), (680, 37387), (686, 37060), (763, 33320), (833, 30520), (872, 29155), (952, 26705), (980, 25942), (1090, 23324), (1190, 21364), (1372, 18530), (1526, 16660), (1666, 15260), (1715, 14824), (1853, 13720), (1960, 12971), (2180, 11662), (2380, 10682), (2744, 9265), (3052, 8330), (3332, 7630), (3430, 7412), (3706, 6860), (3815, 6664), (4165, 6104), (4360, 5831), (4760, 5341)]