51702980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5059}}^1$

素因数の和:5148

約数の個数: 48

約数和(自身を含む): 125811840

約数和(自身を除く): 74108860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5059, 5110, 10118, 10220, 20236, 25295, 35413, 50590, 70826, 101180, 141652, 177065, 354130, 369307, 708260, 738614, 1477228, 1846535, 2585149, 3693070, 5170298, 7386140, 10340596, 12925745, 25851490, 51702980]

約数ペア:

[(1, 51702980), (2, 25851490), (4, 12925745), (5, 10340596), (7, 7386140), (10, 5170298), (14, 3693070), (20, 2585149), (28, 1846535), (35, 1477228), (70, 738614), (73, 708260), (140, 369307), (146, 354130), (292, 177065), (365, 141652), (511, 101180), (730, 70826), (1022, 50590), (1460, 35413), (2044, 25295), (2555, 20236), (5059, 10220), (5110, 10118)]