51306675

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 103136256

約数和(自身を除く): 51829581

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 49, 69, 75, 105, 115, 147, 161, 175, 245, 345, 483, 525, 575, 607, 735, 805, 1127, 1225, 1725, 1821, 2415, 3035, 3381, 3675, 4025, 4249, 5635, 9105, 12075, 12747, 13961, 15175, 16905, 21245, 28175, 29743, 41883, 45525, 63735, 69805, 84525, 89229, 97727, 106225, 148715, 209415, 293181, 318675, 349025, 446145, 488635, 684089, 743575, 1047075, 1465905, 2052267, 2230725, 2443175, 3420445, 7329525, 10261335, 17102225, 51306675]

約数ペア:

[(1, 51306675), (3, 17102225), (5, 10261335), (7, 7329525), (15, 3420445), (21, 2443175), (23, 2230725), (25, 2052267), (35, 1465905), (49, 1047075), (69, 743575), (75, 684089), (105, 488635), (115, 446145), (147, 349025), (161, 318675), (175, 293181), (245, 209415), (345, 148715), (483, 106225), (525, 97727), (575, 89229), (607, 84525), (735, 69805), (805, 63735), (1127, 45525), (1225, 41883), (1725, 29743), (1821, 28175), (2415, 21245), (3035, 16905), (3381, 15175), (3675, 13961), (4025, 12747), (4249, 12075), (5635, 9105)]