31848650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 63578520

約数和(自身を除く): 31729870

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 89, 170, 178, 421, 425, 445, 842, 850, 890, 1513, 2105, 2225, 3026, 4210, 4450, 7157, 7565, 10525, 14314, 15130, 21050, 35785, 37469, 37825, 71570, 74938, 75650, 178925, 187345, 357850, 374690, 636973, 936725, 1273946, 1873450, 3184865, 6369730, 15924325, 31848650]

約数ペア:

[(1, 31848650), (2, 15924325), (5, 6369730), (10, 3184865), (17, 1873450), (25, 1273946), (34, 936725), (50, 636973), (85, 374690), (89, 357850), (170, 187345), (178, 178925), (421, 75650), (425, 74938), (445, 71570), (842, 37825), (850, 37469), (890, 35785), (1513, 21050), (2105, 15130), (2225, 14314), (3026, 10525), (4210, 7565), (4450, 7157)]