25678920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 81907200

約数和(自身を除く): 56228280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 47, 58, 60, 87, 94, 116, 120, 141, 145, 157, 174, 188, 232, 235, 282, 290, 314, 348, 376, 435, 470, 471, 564, 580, 628, 696, 705, 785, 870, 940, 942, 1128, 1160, 1256, 1363, 1410, 1570, 1740, 1880, 1884, 2355, 2726, 2820, 3140, 3480, 3768, 4089, 4553, 4710, 5452, 5640, 6280, 6815, 7379, 8178, 9106, 9420, 10904, 13630, 13659, 14758, 16356, 18212, 18840, 20445, 22137, 22765, 27260, 27318, 29516, 32712, 36424, 36895, 40890, 44274, 45530, 54520, 54636, 59032, 68295, 73790, 81780, 88548, 91060, 109272, 110685, 136590, 147580, 163560, 177096, 182120, 213991, 221370, 273180, 295160, 427982, 442740, 546360, 641973, 855964, 885480, 1069955, 1283946, 1711928, 2139910, 2567892, 3209865, 4279820, 5135784, 6419730, 8559640, 12839460, 25678920]

約数ペア:

[(1, 25678920), (2, 12839460), (3, 8559640), (4, 6419730), (5, 5135784), (6, 4279820), (8, 3209865), (10, 2567892), (12, 2139910), (15, 1711928), (20, 1283946), (24, 1069955), (29, 885480), (30, 855964), (40, 641973), (47, 546360), (58, 442740), (60, 427982), (87, 295160), (94, 273180), (116, 221370), (120, 213991), (141, 182120), (145, 177096), (157, 163560), (174, 147580), (188, 136590), (232, 110685), (235, 109272), (282, 91060), (290, 88548), (314, 81780), (348, 73790), (376, 68295), (435, 59032), (470, 54636), (471, 54520), (564, 45530), (580, 44274), (628, 40890), (696, 36895), (705, 36424), (785, 32712), (870, 29516), (940, 27318), (942, 27260), (1128, 22765), (1160, 22137), (1256, 20445), (1363, 18840), (1410, 18212), (1570, 16356), (1740, 14758), (1880, 13659), (1884, 13630), (2355, 10904), (2726, 9420), (2820, 9106), (3140, 8178), (3480, 7379), (3768, 6815), (4089, 6280), (4553, 5640), (4710, 5452)]