51249550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 72

約数和(自身を含む): 107758728

約数和(自身を除く): 56509178

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 121, 197, 215, 242, 275, 394, 430, 473, 550, 605, 946, 985, 1075, 1210, 1970, 2150, 2167, 2365, 3025, 4334, 4730, 4925, 5203, 6050, 8471, 9850, 10406, 10835, 11825, 16942, 21670, 23650, 23837, 26015, 42355, 47674, 52030, 54175, 84710, 93181, 108350, 119185, 130075, 186362, 211775, 238370, 260150, 423550, 465905, 595925, 931810, 1024991, 1191850, 2049982, 2329525, 4659050, 5124955, 10249910, 25624775, 51249550]

約数ペア:

[(1, 51249550), (2, 25624775), (5, 10249910), (10, 5124955), (11, 4659050), (22, 2329525), (25, 2049982), (43, 1191850), (50, 1024991), (55, 931810), (86, 595925), (110, 465905), (121, 423550), (197, 260150), (215, 238370), (242, 211775), (275, 186362), (394, 130075), (430, 119185), (473, 108350), (550, 93181), (605, 84710), (946, 54175), (985, 52030), (1075, 47674), (1210, 42355), (1970, 26015), (2150, 23837), (2167, 23650), (2365, 21670), (3025, 16942), (4334, 11825), (4730, 10835), (4925, 10406), (5203, 9850), (6050, 8471)]