2111239775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1\times {\mathrm{313}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 2838434400

約数和(自身を除く): 727194625

約数列:

[1, 5, 17, 25, 59, 85, 269, 295, 313, 425, 1003, 1345, 1475, 1565, 4573, 5015, 5321, 6725, 7825, 15871, 18467, 22865, 25075, 26605, 79355, 84197, 92335, 114325, 133025, 269807, 313939, 396775, 420985, 461675, 1349035, 1431349, 1569695, 2104925, 4967623, 6745175, 7156745, 7848475, 24838115, 35783725, 84449591, 124190575, 422247955, 2111239775]

約数ペア:

[(1, 2111239775), (5, 422247955), (17, 124190575), (25, 84449591), (59, 35783725), (85, 24838115), (269, 7848475), (295, 7156745), (313, 6745175), (425, 4967623), (1003, 2104925), (1345, 1569695), (1475, 1431349), (1565, 1349035), (4573, 461675), (5015, 420985), (5321, 396775), (6725, 313939), (7825, 269807), (15871, 133025), (18467, 114325), (22865, 92335), (25075, 84197), (26605, 79355)]