289381875

素因数分解:

$3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{8123}}^1$

素因数の和:8165

約数の個数: 40

約数和(自身を含む): 507587520

約数和(自身を除く): 218205645

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 375, 475, 625, 1425, 1875, 2375, 7125, 8123, 11875, 24369, 35625, 40615, 121845, 154337, 203075, 463011, 609225, 771685, 1015375, 2315055, 3046125, 3858425, 5076875, 11575275, 15230625, 19292125, 57876375, 96460625, 289381875]

約数ペア:

[(1, 289381875), (3, 96460625), (5, 57876375), (15, 19292125), (19, 15230625), (25, 11575275), (57, 5076875), (75, 3858425), (95, 3046125), (125, 2315055), (285, 1015375), (375, 771685), (475, 609225), (625, 463011), (1425, 203075), (1875, 154337), (2375, 121845), (7125, 40615), (8123, 35625), (11875, 24369)]