201684760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{162649}}^1$

素因数の和:162691

約数の個数: 32

約数和(自身を含む): 468432000

約数和(自身を除く): 266747240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 162649, 325298, 650596, 813245, 1301192, 1626490, 3252980, 5042119, 6505960, 10084238, 20168476, 25210595, 40336952, 50421190, 100842380, 201684760]

約数ペア:

[(1, 201684760), (2, 100842380), (4, 50421190), (5, 40336952), (8, 25210595), (10, 20168476), (20, 10084238), (31, 6505960), (40, 5042119), (62, 3252980), (124, 1626490), (155, 1301192), (248, 813245), (310, 650596), (620, 325298), (1240, 162649)]