65490460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3931}}^1$

素因数の和:3971

約数の個数: 72

約数和(自身を含む): 169437744

約数和(自身を除く): 103947284

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 3931, 4165, 7862, 8330, 15724, 16660, 19655, 27517, 39310, 55034, 66827, 78620, 110068, 133654, 137585, 192619, 267308, 275170, 334135, 385238, 467789, 550340, 668270, 770476, 935578, 963095, 1336540, 1871156, 1926190, 2338945, 3274523, 3852380, 4677890, 6549046, 9355780, 13098092, 16372615, 32745230, 65490460]

約数ペア:

[(1, 65490460), (2, 32745230), (4, 16372615), (5, 13098092), (7, 9355780), (10, 6549046), (14, 4677890), (17, 3852380), (20, 3274523), (28, 2338945), (34, 1926190), (35, 1871156), (49, 1336540), (68, 963095), (70, 935578), (85, 770476), (98, 668270), (119, 550340), (140, 467789), (170, 385238), (196, 334135), (238, 275170), (245, 267308), (340, 192619), (476, 137585), (490, 133654), (595, 110068), (833, 78620), (980, 66827), (1190, 55034), (1666, 39310), (2380, 27517), (3332, 19655), (3931, 16660), (4165, 15724), (7862, 8330)]