89077415

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 138240000

約数和(自身を除く): 49162585

約数列:

[1, 5, 7, 19, 29, 31, 35, 95, 133, 145, 149, 155, 203, 217, 551, 589, 665, 745, 899, 1015, 1043, 1085, 2755, 2831, 2945, 3857, 4123, 4321, 4495, 4619, 5215, 6293, 14155, 17081, 19285, 19817, 20615, 21605, 23095, 30247, 31465, 32333, 82099, 85405, 87761, 99085, 119567, 133951, 151235, 161665, 410495, 438805, 574693, 597835, 614327, 669755, 937657, 2545069, 2873465, 3071635, 4688285, 12725345, 17815483, 89077415]

約数ペア:

[(1, 89077415), (5, 17815483), (7, 12725345), (19, 4688285), (29, 3071635), (31, 2873465), (35, 2545069), (95, 937657), (133, 669755), (145, 614327), (149, 597835), (155, 574693), (203, 438805), (217, 410495), (551, 161665), (589, 151235), (665, 133951), (745, 119567), (899, 99085), (1015, 87761), (1043, 85405), (1085, 82099), (2755, 32333), (2831, 31465), (2945, 30247), (3857, 23095), (4123, 21605), (4321, 20615), (4495, 19817), (4619, 19285), (5215, 17081), (6293, 14155)]