197533240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1$

素因数の和:944

約数の個数: 64

約数和(自身を含む): 461387520

約数和(自身を除く): 263854280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 241, 248, 310, 482, 620, 661, 964, 1205, 1240, 1322, 1928, 2410, 2644, 3305, 4820, 5288, 6610, 7471, 9640, 13220, 14942, 20491, 26440, 29884, 37355, 40982, 59768, 74710, 81964, 102455, 149420, 159301, 163928, 204910, 298840, 318602, 409820, 637204, 796505, 819640, 1274408, 1593010, 3186020, 4938331, 6372040, 9876662, 19753324, 24691655, 39506648, 49383310, 98766620, 197533240]

約数ペア:

[(1, 197533240), (2, 98766620), (4, 49383310), (5, 39506648), (8, 24691655), (10, 19753324), (20, 9876662), (31, 6372040), (40, 4938331), (62, 3186020), (124, 1593010), (155, 1274408), (241, 819640), (248, 796505), (310, 637204), (482, 409820), (620, 318602), (661, 298840), (964, 204910), (1205, 163928), (1240, 159301), (1322, 149420), (1928, 102455), (2410, 81964), (2644, 74710), (3305, 59768), (4820, 40982), (5288, 37355), (6610, 29884), (7471, 26440), (9640, 20491), (13220, 14942)]