199982744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 416586240

約数和(自身を除く): 216603496

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 163, 188, 251, 326, 376, 502, 611, 652, 1004, 1222, 1304, 2008, 2119, 2444, 3263, 4238, 4888, 6526, 7661, 8476, 11797, 13052, 15322, 16952, 23594, 26104, 30644, 40913, 47188, 61288, 81826, 94376, 99593, 153361, 163652, 199186, 306722, 327304, 398372, 531869, 613444, 796744, 1063738, 1226888, 1922911, 2127476, 3845822, 4254952, 7691644, 15383288, 24997843, 49995686, 99991372, 199982744]

約数ペア:

[(1, 199982744), (2, 99991372), (4, 49995686), (8, 24997843), (13, 15383288), (26, 7691644), (47, 4254952), (52, 3845822), (94, 2127476), (104, 1922911), (163, 1226888), (188, 1063738), (251, 796744), (326, 613444), (376, 531869), (502, 398372), (611, 327304), (652, 306722), (1004, 199186), (1222, 163652), (1304, 153361), (2008, 99593), (2119, 94376), (2444, 81826), (3263, 61288), (4238, 47188), (4888, 40913), (6526, 30644), (7661, 26104), (8476, 23594), (11797, 16952), (13052, 15322)]