769439125

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:248

約数の個数: 128

約数和(自身を含む): 1313335296

約数和(自身を除く): 543896171

約数列:

[1, 5, 7, 13, 17, 23, 25, 35, 65, 85, 91, 115, 119, 125, 161, 173, 175, 221, 299, 325, 391, 425, 455, 575, 595, 805, 865, 875, 1105, 1211, 1495, 1547, 1625, 1955, 2093, 2125, 2249, 2275, 2737, 2875, 2941, 2975, 3979, 4025, 4325, 5083, 5525, 6055, 7475, 7735, 9775, 10465, 11245, 11375, 13685, 14705, 14875, 15743, 19895, 20125, 20587, 21625, 25415, 27625, 27853, 30275, 35581, 37375, 38233, 38675, 48875, 51727, 52325, 56225, 67643, 68425, 73525, 78715, 99475, 102935, 127075, 139265, 151375, 177905, 191165, 193375, 258635, 261625, 267631, 281125, 338215, 342125, 362089, 367625, 393575, 473501, 497375, 514675, 635375, 696325, 879359, 889525, 955825, 1293175, 1338155, 1691075, 1810445, 1967875, 2367505, 2573375, 3481625, 4396795, 4447625, 4779125, 6155513, 6465875, 6690775, 8455375, 9052225, 11837525, 21983975, 30777565, 33453875, 45261125, 59187625, 109919875, 153887825, 769439125]

約数ペア:

[(1, 769439125), (5, 153887825), (7, 109919875), (13, 59187625), (17, 45261125), (23, 33453875), (25, 30777565), (35, 21983975), (65, 11837525), (85, 9052225), (91, 8455375), (115, 6690775), (119, 6465875), (125, 6155513), (161, 4779125), (173, 4447625), (175, 4396795), (221, 3481625), (299, 2573375), (325, 2367505), (391, 1967875), (425, 1810445), (455, 1691075), (575, 1338155), (595, 1293175), (805, 955825), (865, 889525), (875, 879359), (1105, 696325), (1211, 635375), (1495, 514675), (1547, 497375), (1625, 473501), (1955, 393575), (2093, 367625), (2125, 362089), (2249, 342125), (2275, 338215), (2737, 281125), (2875, 267631), (2941, 261625), (2975, 258635), (3979, 193375), (4025, 191165), (4325, 177905), (5083, 151375), (5525, 139265), (6055, 127075), (7475, 102935), (7735, 99475), (9775, 78715), (10465, 73525), (11245, 68425), (11375, 67643), (13685, 56225), (14705, 52325), (14875, 51727), (15743, 48875), (19895, 38675), (20125, 38233), (20587, 37375), (21625, 35581), (25415, 30275), (27625, 27853)]