64650000

素因数分解:

$2^4\times 3^1\times 5^5\times {\mathrm{431}}^1$

素因数の和:467

約数の個数: 120

約数和(自身を含む): 209236608

約数和(自身を除く): 144586608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 431, 500, 600, 625, 750, 862, 1000, 1200, 1250, 1293, 1500, 1724, 1875, 2000, 2155, 2500, 2586, 3000, 3125, 3448, 3750, 4310, 5000, 5172, 6000, 6250, 6465, 6896, 7500, 8620, 9375, 10000, 10344, 10775, 12500, 12930, 15000, 17240, 18750, 20688, 21550, 25000, 25860, 30000, 32325, 34480, 37500, 43100, 50000, 51720, 53875, 64650, 75000, 86200, 103440, 107750, 129300, 150000, 161625, 172400, 215500, 258600, 269375, 323250, 431000, 517200, 538750, 646500, 808125, 862000, 1077500, 1293000, 1346875, 1616250, 2155000, 2586000, 2693750, 3232500, 4040625, 4310000, 5387500, 6465000, 8081250, 10775000, 12930000, 16162500, 21550000, 32325000, 64650000]

約数ペア:

[(1, 64650000), (2, 32325000), (3, 21550000), (4, 16162500), (5, 12930000), (6, 10775000), (8, 8081250), (10, 6465000), (12, 5387500), (15, 4310000), (16, 4040625), (20, 3232500), (24, 2693750), (25, 2586000), (30, 2155000), (40, 1616250), (48, 1346875), (50, 1293000), (60, 1077500), (75, 862000), (80, 808125), (100, 646500), (120, 538750), (125, 517200), (150, 431000), (200, 323250), (240, 269375), (250, 258600), (300, 215500), (375, 172400), (400, 161625), (431, 150000), (500, 129300), (600, 107750), (625, 103440), (750, 86200), (862, 75000), (1000, 64650), (1200, 53875), (1250, 51720), (1293, 50000), (1500, 43100), (1724, 37500), (1875, 34480), (2000, 32325), (2155, 30000), (2500, 25860), (2586, 25000), (3000, 21550), (3125, 20688), (3448, 18750), (3750, 17240), (4310, 15000), (5000, 12930), (5172, 12500), (6000, 10775), (6250, 10344), (6465, 10000), (6896, 9375), (7500, 8620)]