25880800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 73401552

約数和(自身を除く): 47520752

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 32, 34, 40, 44, 50, 55, 68, 80, 85, 88, 100, 110, 136, 160, 170, 173, 176, 187, 200, 220, 272, 275, 340, 346, 352, 374, 400, 425, 440, 544, 550, 680, 692, 748, 800, 850, 865, 880, 935, 1100, 1360, 1384, 1496, 1700, 1730, 1760, 1870, 1903, 2200, 2720, 2768, 2941, 2992, 3400, 3460, 3740, 3806, 4325, 4400, 4675, 5536, 5882, 5984, 6800, 6920, 7480, 7612, 8650, 8800, 9350, 9515, 11764, 13600, 13840, 14705, 14960, 15224, 17300, 18700, 19030, 23528, 27680, 29410, 29920, 30448, 32351, 34600, 37400, 38060, 47056, 47575, 58820, 60896, 64702, 69200, 73525, 74800, 76120, 94112, 95150, 117640, 129404, 138400, 147050, 149600, 152240, 161755, 190300, 235280, 258808, 294100, 304480, 323510, 380600, 470560, 517616, 588200, 647020, 761200, 808775, 1035232, 1176400, 1294040, 1522400, 1617550, 2352800, 2588080, 3235100, 5176160, 6470200, 12940400, 25880800]

約数ペア:

[(1, 25880800), (2, 12940400), (4, 6470200), (5, 5176160), (8, 3235100), (10, 2588080), (11, 2352800), (16, 1617550), (17, 1522400), (20, 1294040), (22, 1176400), (25, 1035232), (32, 808775), (34, 761200), (40, 647020), (44, 588200), (50, 517616), (55, 470560), (68, 380600), (80, 323510), (85, 304480), (88, 294100), (100, 258808), (110, 235280), (136, 190300), (160, 161755), (170, 152240), (173, 149600), (176, 147050), (187, 138400), (200, 129404), (220, 117640), (272, 95150), (275, 94112), (340, 76120), (346, 74800), (352, 73525), (374, 69200), (400, 64702), (425, 60896), (440, 58820), (544, 47575), (550, 47056), (680, 38060), (692, 37400), (748, 34600), (800, 32351), (850, 30448), (865, 29920), (880, 29410), (935, 27680), (1100, 23528), (1360, 19030), (1384, 18700), (1496, 17300), (1700, 15224), (1730, 14960), (1760, 14705), (1870, 13840), (1903, 13600), (2200, 11764), (2720, 9515), (2768, 9350), (2941, 8800), (2992, 8650), (3400, 7612), (3460, 7480), (3740, 6920), (3806, 6800), (4325, 5984), (4400, 5882), (4675, 5536)]