626996825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1399}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 962438400

約数和(自身を除く): 335441575

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 197, 325, 455, 985, 1379, 1399, 2275, 2561, 4925, 6895, 6995, 9793, 12805, 17927, 18187, 34475, 34975, 48965, 64025, 89635, 90935, 127309, 244825, 275603, 448175, 454675, 636545, 1378015, 1929221, 3182725, 3582839, 6890075, 9646105, 17914195, 25079873, 48230525, 89570975, 125399365, 626996825]

約数ペア:

[(1, 626996825), (5, 125399365), (7, 89570975), (13, 48230525), (25, 25079873), (35, 17914195), (65, 9646105), (91, 6890075), (175, 3582839), (197, 3182725), (325, 1929221), (455, 1378015), (985, 636545), (1379, 454675), (1399, 448175), (2275, 275603), (2561, 244825), (4925, 127309), (6895, 90935), (6995, 89635), (9793, 64025), (12805, 48965), (17927, 34975), (18187, 34475)]