202928170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 401448960

約数和(自身を除く): 198520790

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 131, 155, 190, 262, 263, 310, 526, 589, 655, 1178, 1310, 1315, 2489, 2630, 2945, 4061, 4978, 4997, 5890, 8122, 8153, 9994, 12445, 16306, 20305, 24890, 24985, 34453, 40610, 40765, 49970, 68906, 77159, 81530, 154318, 154907, 172265, 309814, 344530, 385795, 654607, 771590, 774535, 1068043, 1309214, 1549070, 2136086, 3273035, 5340215, 6546070, 10680430, 20292817, 40585634, 101464085, 202928170]

約数ペア:

[(1, 202928170), (2, 101464085), (5, 40585634), (10, 20292817), (19, 10680430), (31, 6546070), (38, 5340215), (62, 3273035), (95, 2136086), (131, 1549070), (155, 1309214), (190, 1068043), (262, 774535), (263, 771590), (310, 654607), (526, 385795), (589, 344530), (655, 309814), (1178, 172265), (1310, 154907), (1315, 154318), (2489, 81530), (2630, 77159), (2945, 68906), (4061, 49970), (4978, 40765), (4997, 40610), (5890, 34453), (8122, 24985), (8153, 24890), (9994, 20305), (12445, 16306)]