49933420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 114189264

約数和(自身を除く): 64255844

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 163, 170, 212, 265, 289, 326, 340, 530, 578, 652, 815, 901, 1060, 1156, 1445, 1630, 1802, 2771, 2890, 3260, 3604, 4505, 5542, 5780, 8639, 9010, 11084, 13855, 15317, 17278, 18020, 27710, 30634, 34556, 43195, 47107, 55420, 61268, 76585, 86390, 94214, 146863, 153170, 172780, 188428, 235535, 293726, 306340, 471070, 587452, 734315, 942140, 1468630, 2496671, 2937260, 4993342, 9986684, 12483355, 24966710, 49933420]

約数ペア:

[(1, 49933420), (2, 24966710), (4, 12483355), (5, 9986684), (10, 4993342), (17, 2937260), (20, 2496671), (34, 1468630), (53, 942140), (68, 734315), (85, 587452), (106, 471070), (163, 306340), (170, 293726), (212, 235535), (265, 188428), (289, 172780), (326, 153170), (340, 146863), (530, 94214), (578, 86390), (652, 76585), (815, 61268), (901, 55420), (1060, 47107), (1156, 43195), (1445, 34556), (1630, 30634), (1802, 27710), (2771, 18020), (2890, 17278), (3260, 15317), (3604, 13855), (4505, 11084), (5542, 9010), (5780, 8639)]