1681281250

素因数分解:

$2^1\times 5^6\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 112

約数和(自身を含む): 3538079712

約数和(自身を除く): 1856798462

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 67, 73, 110, 125, 134, 146, 250, 275, 335, 365, 550, 625, 670, 730, 737, 803, 1250, 1375, 1474, 1606, 1675, 1825, 2750, 3125, 3350, 3650, 3685, 4015, 4891, 6250, 6875, 7370, 8030, 8375, 9125, 9782, 13750, 15625, 16750, 18250, 18425, 20075, 24455, 31250, 34375, 36850, 40150, 41875, 45625, 48910, 53801, 68750, 83750, 91250, 92125, 100375, 107602, 122275, 171875, 184250, 200750, 209375, 228125, 244550, 269005, 343750, 418750, 456250, 460625, 501875, 538010, 611375, 921250, 1003750, 1046875, 1140625, 1222750, 1345025, 2093750, 2281250, 2303125, 2509375, 2690050, 3056875, 4606250, 5018750, 6113750, 6725125, 11515625, 12546875, 13450250, 15284375, 23031250, 25093750, 30568750, 33625625, 67251250, 76421875, 152843750, 168128125, 336256250, 840640625, 1681281250]

約数ペア:

[(1, 1681281250), (2, 840640625), (5, 336256250), (10, 168128125), (11, 152843750), (22, 76421875), (25, 67251250), (50, 33625625), (55, 30568750), (67, 25093750), (73, 23031250), (110, 15284375), (125, 13450250), (134, 12546875), (146, 11515625), (250, 6725125), (275, 6113750), (335, 5018750), (365, 4606250), (550, 3056875), (625, 2690050), (670, 2509375), (730, 2303125), (737, 2281250), (803, 2093750), (1250, 1345025), (1375, 1222750), (1474, 1140625), (1606, 1046875), (1675, 1003750), (1825, 921250), (2750, 611375), (3125, 538010), (3350, 501875), (3650, 460625), (3685, 456250), (4015, 418750), (4891, 343750), (6250, 269005), (6875, 244550), (7370, 228125), (8030, 209375), (8375, 200750), (9125, 184250), (9782, 171875), (13750, 122275), (15625, 107602), (16750, 100375), (18250, 92125), (18425, 91250), (20075, 83750), (24455, 68750), (31250, 53801), (34375, 48910), (36850, 45625), (40150, 41875)]