49001000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2619

約数の個数: 64

約数和(自身を含む): 120744000

約数和(自身を除く): 71743000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 760, 950, 1000, 1900, 2375, 2579, 3800, 4750, 5158, 9500, 10316, 12895, 19000, 20632, 25790, 49001, 51580, 64475, 98002, 103160, 128950, 196004, 245005, 257900, 322375, 392008, 490010, 515800, 644750, 980020, 1225025, 1289500, 1960040, 2450050, 2579000, 4900100, 6125125, 9800200, 12250250, 24500500, 49001000]

約数ペア:

[(1, 49001000), (2, 24500500), (4, 12250250), (5, 9800200), (8, 6125125), (10, 4900100), (19, 2579000), (20, 2450050), (25, 1960040), (38, 1289500), (40, 1225025), (50, 980020), (76, 644750), (95, 515800), (100, 490010), (125, 392008), (152, 322375), (190, 257900), (200, 245005), (250, 196004), (380, 128950), (475, 103160), (500, 98002), (760, 64475), (950, 51580), (1000, 49001), (1900, 25790), (2375, 20632), (2579, 19000), (3800, 12895), (4750, 10316), (5158, 9500)]