20216012325

素因数分解:

$3^1\times 5^2\times {\mathrm{547}}^1\times {\mathrm{571}}^1\times {\mathrm{863}}^1$

素因数の和:1994

約数の個数: 48

約数和(自身を含む): 33582422016

約数和(自身を除く): 13366409691

約数列:

[1, 3, 5, 15, 25, 75, 547, 571, 863, 1641, 1713, 2589, 2735, 2855, 4315, 8205, 8565, 12945, 13675, 14275, 21575, 41025, 42825, 64725, 312337, 472061, 492773, 937011, 1416183, 1478319, 1561685, 2360305, 2463865, 4685055, 7080915, 7391595, 7808425, 11801525, 12319325, 23425275, 35404575, 36957975, 269546831, 808640493, 1347734155, 4043202465, 6738670775, 20216012325]

約数ペア:

[(1, 20216012325), (3, 6738670775), (5, 4043202465), (15, 1347734155), (25, 808640493), (75, 269546831), (547, 36957975), (571, 35404575), (863, 23425275), (1641, 12319325), (1713, 11801525), (2589, 7808425), (2735, 7391595), (2855, 7080915), (4315, 4685055), (8205, 2463865), (8565, 2360305), (12945, 1561685), (13675, 1478319), (14275, 1416183), (21575, 937011), (41025, 492773), (42825, 472061), (64725, 312337)]