208018970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{7507}}^1$

素因数の和:7694

約数の個数: 32

約数和(自身を含む): 398945088

約数和(自身を除く): 190926118

約数列:

[1, 2, 5, 10, 17, 34, 85, 163, 170, 326, 815, 1630, 2771, 5542, 7507, 13855, 15014, 27710, 37535, 75070, 127619, 255238, 638095, 1223641, 1276190, 2447282, 6118205, 12236410, 20801897, 41603794, 104009485, 208018970]

約数ペア:

[(1, 208018970), (2, 104009485), (5, 41603794), (10, 20801897), (17, 12236410), (34, 6118205), (85, 2447282), (163, 1276190), (170, 1223641), (326, 638095), (815, 255238), (1630, 127619), (2771, 75070), (5542, 37535), (7507, 27710), (13855, 15014)]