202438990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{263}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 408748032

約数和(自身を除く): 206309042

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 191, 263, 310, 382, 403, 526, 806, 955, 1315, 1910, 2015, 2483, 2630, 3419, 4030, 4966, 5921, 6838, 8153, 11842, 12415, 16306, 17095, 24830, 29605, 34190, 40765, 50233, 59210, 76973, 81530, 100466, 105989, 153946, 211978, 251165, 384865, 502330, 529945, 653029, 769730, 1059890, 1306058, 1557223, 3114446, 3265145, 6530290, 7786115, 15572230, 20243899, 40487798, 101219495, 202438990]

約数ペア:

[(1, 202438990), (2, 101219495), (5, 40487798), (10, 20243899), (13, 15572230), (26, 7786115), (31, 6530290), (62, 3265145), (65, 3114446), (130, 1557223), (155, 1306058), (191, 1059890), (263, 769730), (310, 653029), (382, 529945), (403, 502330), (526, 384865), (806, 251165), (955, 211978), (1315, 153946), (1910, 105989), (2015, 100466), (2483, 81530), (2630, 76973), (3419, 59210), (4030, 50233), (4966, 40765), (5921, 34190), (6838, 29605), (8153, 24830), (11842, 17095), (12415, 16306)]