104012800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:286

約数の個数: 132

約数和(自身を含む): 274134240

約数和(自身を除く): 170121440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 239, 256, 272, 320, 340, 400, 425, 478, 512, 544, 640, 680, 800, 850, 956, 1024, 1088, 1195, 1280, 1360, 1600, 1700, 1912, 2176, 2390, 2560, 2720, 3200, 3400, 3824, 4063, 4352, 4780, 5120, 5440, 5975, 6400, 6800, 7648, 8126, 8704, 9560, 10880, 11950, 12800, 13600, 15296, 16252, 17408, 19120, 20315, 21760, 23900, 25600, 27200, 30592, 32504, 38240, 40630, 43520, 47800, 54400, 61184, 65008, 76480, 81260, 87040, 95600, 101575, 108800, 122368, 130016, 152960, 162520, 191200, 203150, 217600, 244736, 260032, 305920, 325040, 382400, 406300, 435200, 520064, 611840, 650080, 764800, 812600, 1040128, 1223680, 1300160, 1529600, 1625200, 2080256, 2600320, 3059200, 3250400, 4160512, 5200640, 6118400, 6500800, 10401280, 13001600, 20802560, 26003200, 52006400, 104012800]

約数ペア:

[(1, 104012800), (2, 52006400), (4, 26003200), (5, 20802560), (8, 13001600), (10, 10401280), (16, 6500800), (17, 6118400), (20, 5200640), (25, 4160512), (32, 3250400), (34, 3059200), (40, 2600320), (50, 2080256), (64, 1625200), (68, 1529600), (80, 1300160), (85, 1223680), (100, 1040128), (128, 812600), (136, 764800), (160, 650080), (170, 611840), (200, 520064), (239, 435200), (256, 406300), (272, 382400), (320, 325040), (340, 305920), (400, 260032), (425, 244736), (478, 217600), (512, 203150), (544, 191200), (640, 162520), (680, 152960), (800, 130016), (850, 122368), (956, 108800), (1024, 101575), (1088, 95600), (1195, 87040), (1280, 81260), (1360, 76480), (1600, 65008), (1700, 61184), (1912, 54400), (2176, 47800), (2390, 43520), (2560, 40630), (2720, 38240), (3200, 32504), (3400, 30592), (3824, 27200), (4063, 25600), (4352, 23900), (4780, 21760), (5120, 20315), (5440, 19120), (5975, 17408), (6400, 16252), (6800, 15296), (7648, 13600), (8126, 12800), (8704, 11950), (9560, 10880)]