16123875

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 29552640

約数和(自身を除く): 13428765

約数列:

[1, 3, 5, 15, 19, 25, 31, 57, 73, 75, 93, 95, 125, 155, 219, 285, 365, 375, 465, 475, 589, 775, 1095, 1387, 1425, 1767, 1825, 2263, 2325, 2375, 2945, 3875, 4161, 5475, 6789, 6935, 7125, 8835, 9125, 11315, 11625, 14725, 20805, 27375, 33945, 34675, 42997, 44175, 56575, 73625, 104025, 128991, 169725, 173375, 214985, 220875, 282875, 520125, 644955, 848625, 1074925, 3224775, 5374625, 16123875]

約数ペア:

[(1, 16123875), (3, 5374625), (5, 3224775), (15, 1074925), (19, 848625), (25, 644955), (31, 520125), (57, 282875), (73, 220875), (75, 214985), (93, 173375), (95, 169725), (125, 128991), (155, 104025), (219, 73625), (285, 56575), (365, 44175), (375, 42997), (465, 34675), (475, 33945), (589, 27375), (775, 20805), (1095, 14725), (1387, 11625), (1425, 11315), (1767, 9125), (1825, 8835), (2263, 7125), (2325, 6935), (2375, 6789), (2945, 5475), (3875, 4161)]