208410050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{509}}^1$

素因数の和:971

約数の個数: 48

約数和(自身を含む): 409795200

約数和(自身を除く): 201385150

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 431, 475, 509, 862, 950, 1018, 2155, 2545, 4310, 5090, 8189, 9671, 10775, 12725, 16378, 19342, 21550, 25450, 40945, 48355, 81890, 96710, 204725, 219379, 241775, 409450, 438758, 483550, 1096895, 2193790, 4168201, 5484475, 8336402, 10968950, 20841005, 41682010, 104205025, 208410050]

約数ペア:

[(1, 208410050), (2, 104205025), (5, 41682010), (10, 20841005), (19, 10968950), (25, 8336402), (38, 5484475), (50, 4168201), (95, 2193790), (190, 1096895), (431, 483550), (475, 438758), (509, 409450), (862, 241775), (950, 219379), (1018, 204725), (2155, 96710), (2545, 81890), (4310, 48355), (5090, 40945), (8189, 25450), (9671, 21550), (10775, 19342), (12725, 16378)]