85808125

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:271

約数の個数: 40

約数和(自身を含む): 118087200

約数和(自身を除く): 32279075

約数列:

[1, 5, 13, 25, 59, 65, 125, 179, 295, 325, 625, 767, 895, 1475, 1625, 2327, 3835, 4475, 7375, 8125, 10561, 11635, 19175, 22375, 36875, 52805, 58175, 95875, 111875, 137293, 264025, 290875, 479375, 686465, 1320125, 1454375, 3432325, 6600625, 17161625, 85808125]

約数ペア:

[(1, 85808125), (5, 17161625), (13, 6600625), (25, 3432325), (59, 1454375), (65, 1320125), (125, 686465), (179, 479375), (295, 290875), (325, 264025), (625, 137293), (767, 111875), (895, 95875), (1475, 58175), (1625, 52805), (2327, 36875), (3835, 22375), (4475, 19175), (7375, 11635), (8125, 10561)]