102563960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{62539}}^1$

素因数の和:62591

約数の個数: 32

約数和(自身を含む): 236401200

約数和(自身を除く): 133837240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 62539, 125078, 250156, 312695, 500312, 625390, 1250780, 2501560, 2564099, 5128198, 10256396, 12820495, 20512792, 25640990, 51281980, 102563960]

約数ペア:

[(1, 102563960), (2, 51281980), (4, 25640990), (5, 20512792), (8, 12820495), (10, 10256396), (20, 5128198), (40, 2564099), (41, 2501560), (82, 1250780), (164, 625390), (205, 500312), (328, 312695), (410, 250156), (820, 125078), (1640, 62539)]