91330294640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{221203}}^1$

素因数の和:221626

約数の個数: 80

約数和(自身を含む): 229254055968

約数和(自身を除く): 137923761328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 397, 520, 794, 1040, 1588, 1985, 3176, 3970, 5161, 6352, 7940, 10322, 15880, 20644, 25805, 31760, 41288, 51610, 82576, 103220, 206440, 221203, 412880, 442406, 884812, 1106015, 1769624, 2212030, 2875639, 3539248, 4424060, 5751278, 8848120, 11502556, 14378195, 17696240, 23005112, 28756390, 46010224, 57512780, 87817591, 115025560, 175635182, 230051120, 351270364, 439087955, 702540728, 878175910, 1141628683, 1405081456, 1756351820, 2283257366, 3512703640, 4566514732, 5708143415, 7025407280, 9133029464, 11416286830, 18266058928, 22832573660, 45665147320, 91330294640]

約数ペア:

[(1, 91330294640), (2, 45665147320), (4, 22832573660), (5, 18266058928), (8, 11416286830), (10, 9133029464), (13, 7025407280), (16, 5708143415), (20, 4566514732), (26, 3512703640), (40, 2283257366), (52, 1756351820), (65, 1405081456), (80, 1141628683), (104, 878175910), (130, 702540728), (208, 439087955), (260, 351270364), (397, 230051120), (520, 175635182), (794, 115025560), (1040, 87817591), (1588, 57512780), (1985, 46010224), (3176, 28756390), (3970, 23005112), (5161, 17696240), (6352, 14378195), (7940, 11502556), (10322, 8848120), (15880, 5751278), (20644, 4424060), (25805, 3539248), (31760, 2875639), (41288, 2212030), (51610, 1769624), (82576, 1106015), (103220, 884812), (206440, 442406), (221203, 412880)]