16156946875

素因数分解:

$5^5\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6637}}^1$

素因数の和:6722

約数の個数: 48

約数和(自身を含む): 21779543520

約数和(自身を除く): 5622596645

約数列:

[1, 5, 19, 25, 41, 95, 125, 205, 475, 625, 779, 1025, 2375, 3125, 3895, 5125, 6637, 11875, 19475, 25625, 33185, 59375, 97375, 126103, 128125, 165925, 272117, 486875, 630515, 829625, 1360585, 2434375, 3152575, 4148125, 5170223, 6802925, 15762875, 20740625, 25851115, 34014625, 78814375, 129255575, 170073125, 394071875, 646277875, 850365625, 3231389375, 16156946875]

約数ペア:

[(1, 16156946875), (5, 3231389375), (19, 850365625), (25, 646277875), (41, 394071875), (95, 170073125), (125, 129255575), (205, 78814375), (475, 34014625), (625, 25851115), (779, 20740625), (1025, 15762875), (2375, 6802925), (3125, 5170223), (3895, 4148125), (5125, 3152575), (6637, 2434375), (11875, 1360585), (19475, 829625), (25625, 630515), (33185, 486875), (59375, 272117), (97375, 165925), (126103, 128125)]