79379375

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:309

約数の個数: 40

約数和(自身を含む): 108865152

約数和(自身を除く): 29485777

約数列:

[1, 5, 17, 25, 31, 85, 125, 155, 241, 425, 527, 625, 775, 1205, 2125, 2635, 3875, 4097, 6025, 7471, 10625, 13175, 19375, 20485, 30125, 37355, 65875, 102425, 127007, 150625, 186775, 329375, 512125, 635035, 933875, 2560625, 3175175, 4669375, 15875875, 79379375]

約数ペア:

[(1, 79379375), (5, 15875875), (17, 4669375), (25, 3175175), (31, 2560625), (85, 933875), (125, 635035), (155, 512125), (241, 329375), (425, 186775), (527, 150625), (625, 127007), (775, 102425), (1205, 65875), (2125, 37355), (2635, 30125), (3875, 20485), (4097, 19375), (6025, 13175), (7471, 10625)]