38880495980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1\times {\mathrm{907}}^1$

素因数の和:1875

約数の個数: 96

約数和(自身を含む): 85204671552

約数和(自身を除く): 46324175572

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 857, 907, 1220, 1714, 1814, 2501, 3428, 3628, 4285, 4535, 5002, 8570, 9070, 10004, 12505, 17140, 18140, 25010, 35137, 37187, 50020, 52277, 55327, 70274, 74374, 104554, 110654, 140548, 148748, 175685, 185935, 209108, 221308, 261385, 276635, 351370, 371870, 522770, 553270, 702740, 743740, 777299, 1045540, 1106540, 1554598, 2143357, 2268407, 3109196, 3886495, 4286714, 4536814, 7772990, 8573428, 9073628, 10716785, 11342035, 15545980, 21433570, 22684070, 31869259, 42867140, 45368140, 47415239, 63738518, 94830478, 127477036, 159346295, 189660956, 237076195, 318692590, 474152390, 637385180, 948304780, 1944024799, 3888049598, 7776099196, 9720123995, 19440247990, 38880495980]

約数ペア:

[(1, 38880495980), (2, 19440247990), (4, 9720123995), (5, 7776099196), (10, 3888049598), (20, 1944024799), (41, 948304780), (61, 637385180), (82, 474152390), (122, 318692590), (164, 237076195), (205, 189660956), (244, 159346295), (305, 127477036), (410, 94830478), (610, 63738518), (820, 47415239), (857, 45368140), (907, 42867140), (1220, 31869259), (1714, 22684070), (1814, 21433570), (2501, 15545980), (3428, 11342035), (3628, 10716785), (4285, 9073628), (4535, 8573428), (5002, 7772990), (8570, 4536814), (9070, 4286714), (10004, 3886495), (12505, 3109196), (17140, 2268407), (18140, 2143357), (25010, 1554598), (35137, 1106540), (37187, 1045540), (50020, 777299), (52277, 743740), (55327, 702740), (70274, 553270), (74374, 522770), (104554, 371870), (110654, 351370), (140548, 276635), (148748, 261385), (175685, 221308), (185935, 209108)]