31199300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 74807712

約数和(自身を除く): 43608412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 113, 220, 226, 251, 275, 452, 502, 550, 565, 1004, 1100, 1130, 1243, 1255, 2260, 2486, 2510, 2761, 2825, 4972, 5020, 5522, 5650, 6215, 6275, 11044, 11300, 12430, 12550, 13805, 24860, 25100, 27610, 28363, 31075, 55220, 56726, 62150, 69025, 113452, 124300, 138050, 141815, 276100, 283630, 311993, 567260, 623986, 709075, 1247972, 1418150, 1559965, 2836300, 3119930, 6239860, 7799825, 15599650, 31199300]

約数ペア:

[(1, 31199300), (2, 15599650), (4, 7799825), (5, 6239860), (10, 3119930), (11, 2836300), (20, 1559965), (22, 1418150), (25, 1247972), (44, 709075), (50, 623986), (55, 567260), (100, 311993), (110, 283630), (113, 276100), (220, 141815), (226, 138050), (251, 124300), (275, 113452), (452, 69025), (502, 62150), (550, 56726), (565, 55220), (1004, 31075), (1100, 28363), (1130, 27610), (1243, 25100), (1255, 24860), (2260, 13805), (2486, 12550), (2510, 12430), (2761, 11300), (2825, 11044), (4972, 6275), (5020, 6215), (5522, 5650)]