2745649075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 3878658000

約数和(自身を除く): 1133008925

約数列:

[1, 5, 13, 25, 31, 59, 65, 149, 155, 295, 325, 403, 745, 767, 775, 961, 1475, 1829, 1937, 2015, 3725, 3835, 4619, 4805, 8791, 9145, 9685, 10075, 12493, 19175, 23095, 23777, 24025, 43955, 45725, 48425, 56699, 60047, 62465, 114283, 115475, 118885, 143189, 219775, 272521, 283495, 300235, 312325, 571415, 594425, 715945, 737087, 1362605, 1417475, 1501175, 1861457, 2857075, 3542773, 3579725, 3685435, 6813025, 8448151, 9307285, 17713865, 18427175, 42240755, 46536425, 88569325, 109825963, 211203775, 549129815, 2745649075]

約数ペア:

[(1, 2745649075), (5, 549129815), (13, 211203775), (25, 109825963), (31, 88569325), (59, 46536425), (65, 42240755), (149, 18427175), (155, 17713865), (295, 9307285), (325, 8448151), (403, 6813025), (745, 3685435), (767, 3579725), (775, 3542773), (961, 2857075), (1475, 1861457), (1829, 1501175), (1937, 1417475), (2015, 1362605), (3725, 737087), (3835, 715945), (4619, 594425), (4805, 571415), (8791, 312325), (9145, 300235), (9685, 283495), (10075, 272521), (12493, 219775), (19175, 143189), (23095, 118885), (23777, 115475), (24025, 114283), (43955, 62465), (45725, 60047), (48425, 56699)]