20432858875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3539}}^1$

素因数の和:3614

約数の個数: 128

約数和(自身を含む): 33399475200

約数和(自身を除く): 12966616325

約数列:

[1, 5, 11, 13, 17, 19, 25, 55, 65, 85, 95, 125, 143, 187, 209, 221, 247, 275, 323, 325, 425, 475, 715, 935, 1045, 1105, 1235, 1375, 1615, 1625, 2125, 2375, 2431, 2717, 3539, 3553, 3575, 4199, 4675, 5225, 5525, 6175, 8075, 12155, 13585, 17695, 17765, 17875, 20995, 23375, 26125, 27625, 30875, 38929, 40375, 46007, 46189, 60163, 60775, 67241, 67925, 88475, 88825, 104975, 194645, 230035, 230945, 300815, 303875, 336205, 339625, 442375, 444125, 506077, 524875, 661793, 739651, 782119, 874133, 973225, 1143097, 1150175, 1154725, 1504075, 1681025, 2530385, 3308965, 3698255, 3910595, 4370665, 4866125, 5715485, 5750875, 5773625, 7520375, 8405125, 8603309, 9615463, 12574067, 12651925, 14860261, 16544825, 18491275, 19552975, 21853325, 28577425, 43016545, 48077315, 62870335, 63259625, 74301305, 82724125, 92456375, 97764875, 109266625, 142887125, 163462871, 215082725, 240386575, 314351675, 371506525, 817314355, 1075413625, 1201932875, 1571758375, 1857532625, 4086571775, 20432858875]

約数ペア:

[(1, 20432858875), (5, 4086571775), (11, 1857532625), (13, 1571758375), (17, 1201932875), (19, 1075413625), (25, 817314355), (55, 371506525), (65, 314351675), (85, 240386575), (95, 215082725), (125, 163462871), (143, 142887125), (187, 109266625), (209, 97764875), (221, 92456375), (247, 82724125), (275, 74301305), (323, 63259625), (325, 62870335), (425, 48077315), (475, 43016545), (715, 28577425), (935, 21853325), (1045, 19552975), (1105, 18491275), (1235, 16544825), (1375, 14860261), (1615, 12651925), (1625, 12574067), (2125, 9615463), (2375, 8603309), (2431, 8405125), (2717, 7520375), (3539, 5773625), (3553, 5750875), (3575, 5715485), (4199, 4866125), (4675, 4370665), (5225, 3910595), (5525, 3698255), (6175, 3308965), (8075, 2530385), (12155, 1681025), (13585, 1504075), (17695, 1154725), (17765, 1150175), (17875, 1143097), (20995, 973225), (23375, 874133), (26125, 782119), (27625, 739651), (30875, 661793), (38929, 524875), (40375, 506077), (46007, 444125), (46189, 442375), (60163, 339625), (60775, 336205), (67241, 303875), (67925, 300815), (88475, 230945), (88825, 230035), (104975, 194645)]