25789000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:116

約数の個数: 128

約数和(自身を含む): 67223520

約数和(自身を除く): 41434520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 37, 40, 41, 50, 68, 74, 82, 85, 100, 125, 136, 148, 164, 170, 185, 200, 205, 250, 296, 328, 340, 370, 410, 425, 500, 629, 680, 697, 740, 820, 850, 925, 1000, 1025, 1258, 1394, 1480, 1517, 1640, 1700, 1850, 2050, 2125, 2516, 2788, 3034, 3145, 3400, 3485, 3700, 4100, 4250, 4625, 5032, 5125, 5576, 6068, 6290, 6970, 7400, 7585, 8200, 8500, 9250, 10250, 12136, 12580, 13940, 15170, 15725, 17000, 17425, 18500, 20500, 25160, 25789, 27880, 30340, 31450, 34850, 37000, 37925, 41000, 51578, 60680, 62900, 69700, 75850, 78625, 87125, 103156, 125800, 128945, 139400, 151700, 157250, 174250, 189625, 206312, 257890, 303400, 314500, 348500, 379250, 515780, 629000, 644725, 697000, 758500, 1031560, 1289450, 1517000, 2578900, 3223625, 5157800, 6447250, 12894500, 25789000]

約数ペア:

[(1, 25789000), (2, 12894500), (4, 6447250), (5, 5157800), (8, 3223625), (10, 2578900), (17, 1517000), (20, 1289450), (25, 1031560), (34, 758500), (37, 697000), (40, 644725), (41, 629000), (50, 515780), (68, 379250), (74, 348500), (82, 314500), (85, 303400), (100, 257890), (125, 206312), (136, 189625), (148, 174250), (164, 157250), (170, 151700), (185, 139400), (200, 128945), (205, 125800), (250, 103156), (296, 87125), (328, 78625), (340, 75850), (370, 69700), (410, 62900), (425, 60680), (500, 51578), (629, 41000), (680, 37925), (697, 37000), (740, 34850), (820, 31450), (850, 30340), (925, 27880), (1000, 25789), (1025, 25160), (1258, 20500), (1394, 18500), (1480, 17425), (1517, 17000), (1640, 15725), (1700, 15170), (1850, 13940), (2050, 12580), (2125, 12136), (2516, 10250), (2788, 9250), (3034, 8500), (3145, 8200), (3400, 7585), (3485, 7400), (3700, 6970), (4100, 6290), (4250, 6068), (4625, 5576), (5032, 5125)]