209548750

素因数分解:

$2^1\times 5^4\times {\mathrm{53}}^1\times {\mathrm{3163}}^1$

素因数の和:3238

約数の個数: 40

約数和(自身を含む): 400315608

約数和(自身を除く): 190766858

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 125, 250, 265, 530, 625, 1250, 1325, 2650, 3163, 6326, 6625, 13250, 15815, 31630, 33125, 66250, 79075, 158150, 167639, 335278, 395375, 790750, 838195, 1676390, 1976875, 3953750, 4190975, 8381950, 20954875, 41909750, 104774375, 209548750]

約数ペア:

[(1, 209548750), (2, 104774375), (5, 41909750), (10, 20954875), (25, 8381950), (50, 4190975), (53, 3953750), (106, 1976875), (125, 1676390), (250, 838195), (265, 790750), (530, 395375), (625, 335278), (1250, 167639), (1325, 158150), (2650, 79075), (3163, 66250), (6326, 33125), (6625, 31630), (13250, 15815)]