31573850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 74995200

約数和(自身を除く): 43421350

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 59, 70, 77, 110, 118, 139, 154, 175, 275, 278, 295, 350, 385, 413, 550, 590, 649, 695, 770, 826, 973, 1298, 1390, 1475, 1529, 1925, 1946, 2065, 2950, 3058, 3245, 3475, 3850, 4130, 4543, 4865, 6490, 6950, 7645, 8201, 9086, 9730, 10325, 10703, 15290, 16225, 16402, 20650, 21406, 22715, 24325, 32450, 38225, 41005, 45430, 48650, 53515, 57407, 76450, 82010, 90211, 107030, 113575, 114814, 180422, 205025, 227150, 267575, 287035, 410050, 451055, 535150, 574070, 631477, 902110, 1262954, 1435175, 2255275, 2870350, 3157385, 4510550, 6314770, 15786925, 31573850]

約数ペア:

[(1, 31573850), (2, 15786925), (5, 6314770), (7, 4510550), (10, 3157385), (11, 2870350), (14, 2255275), (22, 1435175), (25, 1262954), (35, 902110), (50, 631477), (55, 574070), (59, 535150), (70, 451055), (77, 410050), (110, 287035), (118, 267575), (139, 227150), (154, 205025), (175, 180422), (275, 114814), (278, 113575), (295, 107030), (350, 90211), (385, 82010), (413, 76450), (550, 57407), (590, 53515), (649, 48650), (695, 45430), (770, 41005), (826, 38225), (973, 32450), (1298, 24325), (1390, 22715), (1475, 21406), (1529, 20650), (1925, 16402), (1946, 16225), (2065, 15290), (2950, 10703), (3058, 10325), (3245, 9730), (3475, 9086), (3850, 8201), (4130, 7645), (4543, 6950), (4865, 6490)]