72728175

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{769}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 130998560

約数和(自身を除く): 58270385

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 97, 195, 291, 325, 485, 769, 975, 1261, 1455, 2307, 2425, 3783, 3845, 6305, 7275, 9997, 11535, 18915, 19225, 29991, 31525, 49985, 57675, 74593, 94575, 149955, 223779, 249925, 372965, 749775, 969709, 1118895, 1864825, 2909127, 4848545, 5594475, 14545635, 24242725, 72728175]

約数ペア:

[(1, 72728175), (3, 24242725), (5, 14545635), (13, 5594475), (15, 4848545), (25, 2909127), (39, 1864825), (65, 1118895), (75, 969709), (97, 749775), (195, 372965), (291, 249925), (325, 223779), (485, 149955), (769, 94575), (975, 74593), (1261, 57675), (1455, 49985), (2307, 31525), (2425, 29991), (3783, 19225), (3845, 18915), (6305, 11535), (7275, 9997)]