49270000

素因数分解:

$2^4\times 5^4\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:420

約数の個数: 100

約数和(自身を含む): 128802520

約数和(自身を除く): 79532520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 325, 379, 400, 500, 520, 625, 650, 758, 1000, 1040, 1250, 1300, 1516, 1625, 1895, 2000, 2500, 2600, 3032, 3250, 3790, 4927, 5000, 5200, 6064, 6500, 7580, 8125, 9475, 9854, 10000, 13000, 15160, 16250, 18950, 19708, 24635, 26000, 30320, 32500, 37900, 39416, 47375, 49270, 65000, 75800, 78832, 94750, 98540, 123175, 130000, 151600, 189500, 197080, 236875, 246350, 379000, 394160, 473750, 492700, 615875, 758000, 947500, 985400, 1231750, 1895000, 1970800, 2463500, 3079375, 3790000, 4927000, 6158750, 9854000, 12317500, 24635000, 49270000]

約数ペア:

[(1, 49270000), (2, 24635000), (4, 12317500), (5, 9854000), (8, 6158750), (10, 4927000), (13, 3790000), (16, 3079375), (20, 2463500), (25, 1970800), (26, 1895000), (40, 1231750), (50, 985400), (52, 947500), (65, 758000), (80, 615875), (100, 492700), (104, 473750), (125, 394160), (130, 379000), (200, 246350), (208, 236875), (250, 197080), (260, 189500), (325, 151600), (379, 130000), (400, 123175), (500, 98540), (520, 94750), (625, 78832), (650, 75800), (758, 65000), (1000, 49270), (1040, 47375), (1250, 39416), (1300, 37900), (1516, 32500), (1625, 30320), (1895, 26000), (2000, 24635), (2500, 19708), (2600, 18950), (3032, 16250), (3250, 15160), (3790, 13000), (4927, 10000), (5000, 9854), (5200, 9475), (6064, 8125), (6500, 7580)]