2000541725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 3411424512

約数和(自身を除く): 1410882787

約数列:

[1, 5, 7, 13, 17, 23, 25, 35, 65, 85, 91, 115, 119, 161, 169, 173, 175, 221, 299, 325, 391, 425, 455, 575, 595, 805, 845, 865, 1105, 1183, 1211, 1495, 1547, 1955, 2093, 2249, 2275, 2737, 2873, 2941, 2975, 3887, 3979, 4025, 4225, 4325, 5083, 5525, 5915, 6055, 7475, 7735, 9775, 10465, 11245, 13685, 14365, 14705, 15743, 19435, 19895, 20111, 20587, 25415, 27209, 27853, 29237, 29575, 30275, 35581, 38233, 38675, 51727, 52325, 56225, 66079, 67643, 68425, 71825, 73525, 78715, 97175, 99475, 100555, 102935, 127075, 136045, 139265, 146185, 177905, 191165, 204659, 258635, 267631, 330395, 338215, 362089, 393575, 462553, 473501, 497029, 502775, 514675, 672451, 680225, 696325, 730925, 879359, 889525, 955825, 1023295, 1293175, 1338155, 1651975, 1691075, 1810445, 2312765, 2367505, 2485145, 3362255, 3479203, 4396795, 4707157, 5116475, 6155513, 6690775, 9052225, 11431667, 11563825, 11837525, 12425725, 16811275, 17396015, 21983975, 23535785, 30777565, 57158335, 80021669, 86980075, 117678925, 153887825, 285791675, 400108345, 2000541725]

約数ペア:

[(1, 2000541725), (5, 400108345), (7, 285791675), (13, 153887825), (17, 117678925), (23, 86980075), (25, 80021669), (35, 57158335), (65, 30777565), (85, 23535785), (91, 21983975), (115, 17396015), (119, 16811275), (161, 12425725), (169, 11837525), (173, 11563825), (175, 11431667), (221, 9052225), (299, 6690775), (325, 6155513), (391, 5116475), (425, 4707157), (455, 4396795), (575, 3479203), (595, 3362255), (805, 2485145), (845, 2367505), (865, 2312765), (1105, 1810445), (1183, 1691075), (1211, 1651975), (1495, 1338155), (1547, 1293175), (1955, 1023295), (2093, 955825), (2249, 889525), (2275, 879359), (2737, 730925), (2873, 696325), (2941, 680225), (2975, 672451), (3887, 514675), (3979, 502775), (4025, 497029), (4225, 473501), (4325, 462553), (5083, 393575), (5525, 362089), (5915, 338215), (6055, 330395), (7475, 267631), (7735, 258635), (9775, 204659), (10465, 191165), (11245, 177905), (13685, 146185), (14365, 139265), (14705, 136045), (15743, 127075), (19435, 102935), (19895, 100555), (20111, 99475), (20587, 97175), (25415, 78715), (27209, 73525), (27853, 71825), (29237, 68425), (29575, 67643), (30275, 66079), (35581, 56225), (38233, 52325), (38675, 51727)]