91782940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4001}}^1$

素因数の和:4078

約数の個数: 48

約数和(自身を含む): 204390144

約数和(自身を除く): 112607204

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 4001, 4588, 5735, 8002, 11470, 16004, 20005, 22940, 40010, 80020, 124031, 148037, 248062, 296074, 496124, 592148, 620155, 740185, 1240310, 1480370, 2480620, 2960740, 4589147, 9178294, 18356588, 22945735, 45891470, 91782940]

約数ペア:

[(1, 91782940), (2, 45891470), (4, 22945735), (5, 18356588), (10, 9178294), (20, 4589147), (31, 2960740), (37, 2480620), (62, 1480370), (74, 1240310), (124, 740185), (148, 620155), (155, 592148), (185, 496124), (310, 296074), (370, 248062), (620, 148037), (740, 124031), (1147, 80020), (2294, 40010), (4001, 22940), (4588, 20005), (5735, 16004), (8002, 11470)]