320435200028

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{641}}^1\times {\mathrm{1031}}^1\times {\mathrm{2819}}^1$

素因数の和:4538

約数の個数: 48

約数和(自身を含む): 575459216640

約数和(自身を除く): 255024016612

約数列:

[1, 2, 4, 43, 86, 172, 641, 1031, 1282, 2062, 2564, 2819, 4124, 5638, 11276, 27563, 44333, 55126, 88666, 110252, 121217, 177332, 242434, 484868, 660871, 1321742, 1806979, 2643484, 2906389, 3613958, 5812778, 7227916, 11625556, 28417453, 56834906, 77700097, 113669812, 124974727, 155400194, 249949454, 310800388, 499898908, 1862995349, 3725990698, 7451981396, 80108800007, 160217600014, 320435200028]

約数ペア:

[(1, 320435200028), (2, 160217600014), (4, 80108800007), (43, 7451981396), (86, 3725990698), (172, 1862995349), (641, 499898908), (1031, 310800388), (1282, 249949454), (2062, 155400194), (2564, 124974727), (2819, 113669812), (4124, 77700097), (5638, 56834906), (11276, 28417453), (27563, 11625556), (44333, 7227916), (55126, 5812778), (88666, 3613958), (110252, 2906389), (121217, 2643484), (177332, 1806979), (242434, 1321742), (484868, 660871)]