18743399470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{8461}}^1$

素因数の和:8725

約数の個数: 64

約数和(自身を含む): 36387683136

約数和(自身を除く): 17644283666

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 157, 166, 170, 314, 415, 785, 830, 1411, 1570, 2669, 2822, 5338, 7055, 8461, 13031, 13345, 14110, 16922, 26062, 26690, 42305, 65155, 84610, 130310, 143837, 221527, 287674, 443054, 702263, 719185, 1107635, 1328377, 1404526, 1438370, 2215270, 2656754, 3511315, 6641885, 7022630, 11938471, 13283770, 22582409, 23876942, 45164818, 59692355, 110255291, 112912045, 119384710, 220510582, 225824090, 551276455, 1102552910, 1874339947, 3748679894, 9371699735, 18743399470]

約数ペア:

[(1, 18743399470), (2, 9371699735), (5, 3748679894), (10, 1874339947), (17, 1102552910), (34, 551276455), (83, 225824090), (85, 220510582), (157, 119384710), (166, 112912045), (170, 110255291), (314, 59692355), (415, 45164818), (785, 23876942), (830, 22582409), (1411, 13283770), (1570, 11938471), (2669, 7022630), (2822, 6641885), (5338, 3511315), (7055, 2656754), (8461, 2215270), (13031, 1438370), (13345, 1404526), (14110, 1328377), (16922, 1107635), (26062, 719185), (26690, 702263), (42305, 443054), (65155, 287674), (84610, 221527), (130310, 143837)]