778300640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{631}}^1$

素因数の和:1252

約数の個数: 96

約数和(自身を含む): 1986659136

約数和(自身を除く): 1208358496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 593, 631, 1040, 1186, 1262, 2080, 2372, 2524, 2965, 3155, 4744, 5048, 5930, 6310, 7709, 8203, 9488, 10096, 11860, 12620, 15418, 16406, 18976, 20192, 23720, 25240, 30836, 32812, 38545, 41015, 47440, 50480, 61672, 65624, 77090, 82030, 94880, 100960, 123344, 131248, 154180, 164060, 246688, 262496, 308360, 328120, 374183, 616720, 656240, 748366, 1233440, 1312480, 1496732, 1870915, 2993464, 3741830, 4864379, 5986928, 7483660, 9728758, 11973856, 14967320, 19457516, 24321895, 29934640, 38915032, 48643790, 59869280, 77830064, 97287580, 155660128, 194575160, 389150320, 778300640]

約数ペア:

[(1, 778300640), (2, 389150320), (4, 194575160), (5, 155660128), (8, 97287580), (10, 77830064), (13, 59869280), (16, 48643790), (20, 38915032), (26, 29934640), (32, 24321895), (40, 19457516), (52, 14967320), (65, 11973856), (80, 9728758), (104, 7483660), (130, 5986928), (160, 4864379), (208, 3741830), (260, 2993464), (416, 1870915), (520, 1496732), (593, 1312480), (631, 1233440), (1040, 748366), (1186, 656240), (1262, 616720), (2080, 374183), (2372, 328120), (2524, 308360), (2965, 262496), (3155, 246688), (4744, 164060), (5048, 154180), (5930, 131248), (6310, 123344), (7709, 100960), (8203, 94880), (9488, 82030), (10096, 77090), (11860, 65624), (12620, 61672), (15418, 50480), (16406, 47440), (18976, 41015), (20192, 38545), (23720, 32812), (25240, 30836)]