85257440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17189}}^1$

素因数の和:17235

約数の個数: 48

約数和(自身を含む): 207930240

約数和(自身を除く): 122672800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 17189, 34378, 68756, 85945, 137512, 171890, 275024, 343780, 532859, 550048, 687560, 1065718, 1375120, 2131436, 2664295, 2750240, 4262872, 5328590, 8525744, 10657180, 17051488, 21314360, 42628720, 85257440]

約数ペア:

[(1, 85257440), (2, 42628720), (4, 21314360), (5, 17051488), (8, 10657180), (10, 8525744), (16, 5328590), (20, 4262872), (31, 2750240), (32, 2664295), (40, 2131436), (62, 1375120), (80, 1065718), (124, 687560), (155, 550048), (160, 532859), (248, 343780), (310, 275024), (496, 171890), (620, 137512), (992, 85945), (1240, 68756), (2480, 34378), (4960, 17189)]