51141440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 168

約数和(自身を含む): 149717760

約数和(自身を除く): 98576320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 79, 80, 85, 112, 119, 136, 140, 158, 160, 170, 224, 238, 272, 280, 289, 316, 320, 340, 395, 448, 476, 544, 553, 560, 578, 595, 632, 680, 790, 952, 1088, 1106, 1120, 1156, 1190, 1264, 1343, 1360, 1445, 1580, 1904, 2023, 2212, 2240, 2312, 2380, 2528, 2686, 2720, 2765, 2890, 3160, 3808, 4046, 4424, 4624, 4760, 5056, 5372, 5440, 5530, 5780, 6320, 6715, 7616, 8092, 8848, 9248, 9401, 9520, 10115, 10744, 11060, 11560, 12640, 13430, 16184, 17696, 18496, 18802, 19040, 20230, 21488, 22120, 22831, 23120, 25280, 26860, 32368, 35392, 37604, 38080, 40460, 42976, 44240, 45662, 46240, 47005, 53720, 64736, 75208, 80920, 85952, 88480, 91324, 92480, 94010, 107440, 114155, 129472, 150416, 159817, 161840, 176960, 182648, 188020, 214880, 228310, 300832, 319634, 323680, 365296, 376040, 429760, 456620, 601664, 639268, 647360, 730592, 752080, 799085, 913240, 1278536, 1461184, 1504160, 1598170, 1826480, 2557072, 3008320, 3196340, 3652960, 5114144, 6392680, 7305920, 10228288, 12785360, 25570720, 51141440]

約数ペア:

[(1, 51141440), (2, 25570720), (4, 12785360), (5, 10228288), (7, 7305920), (8, 6392680), (10, 5114144), (14, 3652960), (16, 3196340), (17, 3008320), (20, 2557072), (28, 1826480), (32, 1598170), (34, 1504160), (35, 1461184), (40, 1278536), (56, 913240), (64, 799085), (68, 752080), (70, 730592), (79, 647360), (80, 639268), (85, 601664), (112, 456620), (119, 429760), (136, 376040), (140, 365296), (158, 323680), (160, 319634), (170, 300832), (224, 228310), (238, 214880), (272, 188020), (280, 182648), (289, 176960), (316, 161840), (320, 159817), (340, 150416), (395, 129472), (448, 114155), (476, 107440), (544, 94010), (553, 92480), (560, 91324), (578, 88480), (595, 85952), (632, 80920), (680, 75208), (790, 64736), (952, 53720), (1088, 47005), (1106, 46240), (1120, 45662), (1156, 44240), (1190, 42976), (1264, 40460), (1343, 38080), (1360, 37604), (1445, 35392), (1580, 32368), (1904, 26860), (2023, 25280), (2212, 23120), (2240, 22831), (2312, 22120), (2380, 21488), (2528, 20230), (2686, 19040), (2720, 18802), (2765, 18496), (2890, 17696), (3160, 16184), (3808, 13430), (4046, 12640), (4424, 11560), (4624, 11060), (4760, 10744), (5056, 10115), (5372, 9520), (5440, 9401), (5530, 9248), (5780, 8848), (6320, 8092), (6715, 7616)]