74957805

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 151240320

約数和(自身を除く): 76282515

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 65, 69, 81, 115, 117, 135, 195, 207, 299, 345, 351, 405, 585, 619, 621, 897, 1035, 1053, 1495, 1755, 1857, 1863, 2691, 3095, 3105, 4485, 5265, 5571, 8047, 8073, 9285, 9315, 13455, 14237, 16713, 24141, 24219, 27855, 40235, 40365, 42711, 50139, 71185, 72423, 83565, 120705, 121095, 128133, 185081, 213555, 217269, 250695, 362115, 384399, 555243, 640665, 651807, 925405, 1086345, 1153197, 1665729, 1921995, 2776215, 3259035, 4997187, 5765985, 8328645, 14991561, 24985935, 74957805]

約数ペア:

[(1, 74957805), (3, 24985935), (5, 14991561), (9, 8328645), (13, 5765985), (15, 4997187), (23, 3259035), (27, 2776215), (39, 1921995), (45, 1665729), (65, 1153197), (69, 1086345), (81, 925405), (115, 651807), (117, 640665), (135, 555243), (195, 384399), (207, 362115), (299, 250695), (345, 217269), (351, 213555), (405, 185081), (585, 128133), (619, 121095), (621, 120705), (897, 83565), (1035, 72423), (1053, 71185), (1495, 50139), (1755, 42711), (1857, 40365), (1863, 40235), (2691, 27855), (3095, 24219), (3105, 24141), (4485, 16713), (5265, 14237), (5571, 13455), (8047, 9315), (8073, 9285)]