20173683225

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{118861}}^1$

素因数の和:118978

約数の個数: 48

約数和(自身を含む): 34901686784

約数和(自身を除く): 14728003559

約数列:

[1, 3, 5, 15, 25, 31, 73, 75, 93, 155, 219, 365, 465, 775, 1095, 1825, 2263, 2325, 5475, 6789, 11315, 33945, 56575, 118861, 169725, 356583, 594305, 1782915, 2971525, 3684691, 8676853, 8914575, 11054073, 18423455, 26030559, 43384265, 55270365, 92117275, 130152795, 216921325, 268982443, 276351825, 650763975, 806947329, 1344912215, 4034736645, 6724561075, 20173683225]

約数ペア:

[(1, 20173683225), (3, 6724561075), (5, 4034736645), (15, 1344912215), (25, 806947329), (31, 650763975), (73, 276351825), (75, 268982443), (93, 216921325), (155, 130152795), (219, 92117275), (365, 55270365), (465, 43384265), (775, 26030559), (1095, 18423455), (1825, 11054073), (2263, 8914575), (2325, 8676853), (5475, 3684691), (6789, 2971525), (11315, 1782915), (33945, 594305), (56575, 356583), (118861, 169725)]