4900100

素因数分解:

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

素因数の和:2612

約数の個数: 36

約数和(自身を含む): 11197200

約数和(自身を除く): 6297100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 2579, 5158, 10316, 12895, 25790, 49001, 51580, 64475, 98002, 128950, 196004, 245005, 257900, 490010, 980020, 1225025, 2450050, 4900100]

約数ペア:

[(1, 4900100), (2, 2450050), (4, 1225025), (5, 980020), (10, 490010), (19, 257900), (20, 245005), (25, 196004), (38, 128950), (50, 98002), (76, 64475), (95, 51580), (100, 49001), (190, 25790), (380, 12895), (475, 10316), (950, 5158), (1900, 2579)]