102919000

素因数分解:

$2^3\times 5^3\times {\mathrm{101}}^1\times {\mathrm{1019}}^1$

素因数の和:1141

約数の個数: 64

約数和(自身を含む): 243453600

約数和(自身を除く): 140534600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 125, 200, 202, 250, 404, 500, 505, 808, 1000, 1010, 1019, 2020, 2038, 2525, 4040, 4076, 5050, 5095, 8152, 10100, 10190, 12625, 20200, 20380, 25250, 25475, 40760, 50500, 50950, 101000, 101900, 102919, 127375, 203800, 205838, 254750, 411676, 509500, 514595, 823352, 1019000, 1029190, 2058380, 2572975, 4116760, 5145950, 10291900, 12864875, 20583800, 25729750, 51459500, 102919000]

約数ペア:

[(1, 102919000), (2, 51459500), (4, 25729750), (5, 20583800), (8, 12864875), (10, 10291900), (20, 5145950), (25, 4116760), (40, 2572975), (50, 2058380), (100, 1029190), (101, 1019000), (125, 823352), (200, 514595), (202, 509500), (250, 411676), (404, 254750), (500, 205838), (505, 203800), (808, 127375), (1000, 102919), (1010, 101900), (1019, 101000), (2020, 50950), (2038, 50500), (2525, 40760), (4040, 25475), (4076, 25250), (5050, 20380), (5095, 20200), (8152, 12625), (10100, 10190)]