54993380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6823}}^1$

素因数の和:6876

約数の個数: 48

約数和(自身を含む): 128400384

約数和(自身を除く): 73407004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 6823, 8060, 13646, 27292, 34115, 68230, 88699, 136460, 177398, 211513, 354796, 423026, 443495, 846052, 886990, 1057565, 1773980, 2115130, 2749669, 4230260, 5499338, 10998676, 13748345, 27496690, 54993380]

約数ペア:

[(1, 54993380), (2, 27496690), (4, 13748345), (5, 10998676), (10, 5499338), (13, 4230260), (20, 2749669), (26, 2115130), (31, 1773980), (52, 1057565), (62, 886990), (65, 846052), (124, 443495), (130, 423026), (155, 354796), (260, 211513), (310, 177398), (403, 136460), (620, 88699), (806, 68230), (1612, 34115), (2015, 27292), (4030, 13646), (6823, 8060)]