79461737480

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{997}}^1\times {\mathrm{7753}}^1$

素因数の和:9018

約数の個数: 64

約数和(自身を含む): 179687784240

約数和(自身を除く): 100226046760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 997, 1028, 1285, 1994, 2056, 2570, 3988, 4985, 5140, 7753, 7976, 9970, 10280, 15506, 19940, 31012, 38765, 39880, 62024, 77530, 155060, 256229, 310120, 512458, 1024916, 1281145, 1992521, 2049832, 2562290, 3985042, 5124580, 7729741, 7970084, 9962605, 10249160, 15459482, 15940168, 19925210, 30918964, 38648705, 39850420, 61837928, 77297410, 79700840, 154594820, 309189640, 1986543437, 3973086874, 7946173748, 9932717185, 15892347496, 19865434370, 39730868740, 79461737480]

約数ペア:

[(1, 79461737480), (2, 39730868740), (4, 19865434370), (5, 15892347496), (8, 9932717185), (10, 7946173748), (20, 3973086874), (40, 1986543437), (257, 309189640), (514, 154594820), (997, 79700840), (1028, 77297410), (1285, 61837928), (1994, 39850420), (2056, 38648705), (2570, 30918964), (3988, 19925210), (4985, 15940168), (5140, 15459482), (7753, 10249160), (7976, 9962605), (9970, 7970084), (10280, 7729741), (15506, 5124580), (19940, 3985042), (31012, 2562290), (38765, 2049832), (39880, 1992521), (62024, 1281145), (77530, 1024916), (155060, 512458), (256229, 310120)]