248499100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4219}}^1$

素因数の和:4283

約数の個数: 72

約数和(自身を含む): 586073600

約数和(自身を除く): 337574500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 95, 100, 124, 155, 190, 310, 380, 475, 589, 620, 775, 950, 1178, 1550, 1900, 2356, 2945, 3100, 4219, 5890, 8438, 11780, 14725, 16876, 21095, 29450, 42190, 58900, 80161, 84380, 105475, 130789, 160322, 210950, 261578, 320644, 400805, 421900, 523156, 653945, 801610, 1307890, 1603220, 2004025, 2484991, 2615780, 3269725, 4008050, 4969982, 6539450, 8016100, 9939964, 12424955, 13078900, 24849910, 49699820, 62124775, 124249550, 248499100]

約数ペア:

[(1, 248499100), (2, 124249550), (4, 62124775), (5, 49699820), (10, 24849910), (19, 13078900), (20, 12424955), (25, 9939964), (31, 8016100), (38, 6539450), (50, 4969982), (62, 4008050), (76, 3269725), (95, 2615780), (100, 2484991), (124, 2004025), (155, 1603220), (190, 1307890), (310, 801610), (380, 653945), (475, 523156), (589, 421900), (620, 400805), (775, 320644), (950, 261578), (1178, 210950), (1550, 160322), (1900, 130789), (2356, 105475), (2945, 84380), (3100, 80161), (4219, 58900), (5890, 42190), (8438, 29450), (11780, 21095), (14725, 16876)]