23780875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 48

約数和(自身を含む): 34235136

約数和(自身を除く): 10454261

約数列:

[1, 5, 17, 19, 25, 31, 85, 95, 125, 155, 323, 361, 425, 475, 527, 589, 775, 1615, 1805, 2125, 2375, 2635, 2945, 3875, 6137, 8075, 9025, 10013, 11191, 13175, 14725, 30685, 40375, 45125, 50065, 55955, 65875, 73625, 153425, 190247, 250325, 279775, 767125, 951235, 1251625, 1398875, 4756175, 23780875]

約数ペア:

[(1, 23780875), (5, 4756175), (17, 1398875), (19, 1251625), (25, 951235), (31, 767125), (85, 279775), (95, 250325), (125, 190247), (155, 153425), (323, 73625), (361, 65875), (425, 55955), (475, 50065), (527, 45125), (589, 40375), (775, 30685), (1615, 14725), (1805, 13175), (2125, 11191), (2375, 10013), (2635, 9025), (2945, 8075), (3875, 6137)]