127690400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 339587640

約数和(自身を除く): 211897240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 41, 50, 68, 80, 82, 85, 100, 136, 160, 164, 170, 200, 205, 229, 272, 328, 340, 400, 410, 425, 458, 544, 656, 680, 697, 800, 820, 850, 916, 1025, 1145, 1312, 1360, 1394, 1640, 1700, 1832, 2050, 2290, 2720, 2788, 3280, 3400, 3485, 3664, 3893, 4100, 4580, 5576, 5725, 6560, 6800, 6970, 7328, 7786, 8200, 9160, 9389, 11152, 11450, 13600, 13940, 15572, 16400, 17425, 18320, 18778, 19465, 22304, 22900, 27880, 31144, 32800, 34850, 36640, 37556, 38930, 45800, 46945, 55760, 62288, 69700, 75112, 77860, 91600, 93890, 97325, 111520, 124576, 139400, 150224, 155720, 159613, 183200, 187780, 194650, 234725, 278800, 300448, 311440, 319226, 375560, 389300, 469450, 557600, 622880, 638452, 751120, 778600, 798065, 938900, 1276904, 1502240, 1557200, 1596130, 1877800, 2553808, 3114400, 3192260, 3755600, 3990325, 5107616, 6384520, 7511200, 7980650, 12769040, 15961300, 25538080, 31922600, 63845200, 127690400]

約数ペア:

[(1, 127690400), (2, 63845200), (4, 31922600), (5, 25538080), (8, 15961300), (10, 12769040), (16, 7980650), (17, 7511200), (20, 6384520), (25, 5107616), (32, 3990325), (34, 3755600), (40, 3192260), (41, 3114400), (50, 2553808), (68, 1877800), (80, 1596130), (82, 1557200), (85, 1502240), (100, 1276904), (136, 938900), (160, 798065), (164, 778600), (170, 751120), (200, 638452), (205, 622880), (229, 557600), (272, 469450), (328, 389300), (340, 375560), (400, 319226), (410, 311440), (425, 300448), (458, 278800), (544, 234725), (656, 194650), (680, 187780), (697, 183200), (800, 159613), (820, 155720), (850, 150224), (916, 139400), (1025, 124576), (1145, 111520), (1312, 97325), (1360, 93890), (1394, 91600), (1640, 77860), (1700, 75112), (1832, 69700), (2050, 62288), (2290, 55760), (2720, 46945), (2788, 45800), (3280, 38930), (3400, 37556), (3485, 36640), (3664, 34850), (3893, 32800), (4100, 31144), (4580, 27880), (5576, 22900), (5725, 22304), (6560, 19465), (6800, 18778), (6970, 18320), (7328, 17425), (7786, 16400), (8200, 15572), (9160, 13940), (9389, 13600), (11152, 11450)]