83218880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8389}}^1$

素因数の和:8437

約数の個数: 56

約数和(自身を含む): 204581760

約数和(自身を除く): 121362880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 8389, 9920, 16778, 33556, 41945, 67112, 83890, 134224, 167780, 260059, 268448, 335560, 520118, 536896, 671120, 1040236, 1300295, 1342240, 2080472, 2600590, 2684480, 4160944, 5201180, 8321888, 10402360, 16643776, 20804720, 41609440, 83218880]

約数ペア:

[(1, 83218880), (2, 41609440), (4, 20804720), (5, 16643776), (8, 10402360), (10, 8321888), (16, 5201180), (20, 4160944), (31, 2684480), (32, 2600590), (40, 2080472), (62, 1342240), (64, 1300295), (80, 1040236), (124, 671120), (155, 536896), (160, 520118), (248, 335560), (310, 268448), (320, 260059), (496, 167780), (620, 134224), (992, 83890), (1240, 67112), (1984, 41945), (2480, 33556), (4960, 16778), (8389, 9920)]