25660480

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 112

約数和(自身を含む): 66659760

約数和(自身を除く): 40999280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 64, 68, 80, 85, 89, 106, 136, 160, 170, 178, 212, 265, 272, 320, 340, 356, 424, 445, 530, 544, 680, 712, 848, 890, 901, 1060, 1088, 1360, 1424, 1513, 1696, 1780, 1802, 2120, 2720, 2848, 3026, 3392, 3560, 3604, 4240, 4505, 4717, 5440, 5696, 6052, 7120, 7208, 7565, 8480, 9010, 9434, 12104, 14240, 14416, 15130, 16960, 18020, 18868, 23585, 24208, 28480, 28832, 30260, 36040, 37736, 47170, 48416, 57664, 60520, 72080, 75472, 80189, 94340, 96832, 121040, 144160, 150944, 160378, 188680, 242080, 288320, 301888, 320756, 377360, 400945, 484160, 641512, 754720, 801890, 1283024, 1509440, 1603780, 2566048, 3207560, 5132096, 6415120, 12830240, 25660480]

約数ペア:

[(1, 25660480), (2, 12830240), (4, 6415120), (5, 5132096), (8, 3207560), (10, 2566048), (16, 1603780), (17, 1509440), (20, 1283024), (32, 801890), (34, 754720), (40, 641512), (53, 484160), (64, 400945), (68, 377360), (80, 320756), (85, 301888), (89, 288320), (106, 242080), (136, 188680), (160, 160378), (170, 150944), (178, 144160), (212, 121040), (265, 96832), (272, 94340), (320, 80189), (340, 75472), (356, 72080), (424, 60520), (445, 57664), (530, 48416), (544, 47170), (680, 37736), (712, 36040), (848, 30260), (890, 28832), (901, 28480), (1060, 24208), (1088, 23585), (1360, 18868), (1424, 18020), (1513, 16960), (1696, 15130), (1780, 14416), (1802, 14240), (2120, 12104), (2720, 9434), (2848, 9010), (3026, 8480), (3392, 7565), (3560, 7208), (3604, 7120), (4240, 6052), (4505, 5696), (4717, 5440)]