158506875

素因数分解:

$3^4\times 5^4\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:164

約数の個数: 100

約数和(自身を含む): 308451264

約数和(自身を除く): 149944389

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 101, 125, 135, 155, 225, 279, 303, 375, 405, 465, 505, 625, 675, 775, 837, 909, 1125, 1395, 1515, 1875, 2025, 2325, 2511, 2525, 2727, 3131, 3375, 3875, 4185, 4545, 5625, 6975, 7575, 8181, 9393, 10125, 11625, 12555, 12625, 13635, 15655, 16875, 19375, 20925, 22725, 28179, 34875, 37875, 40905, 46965, 50625, 58125, 62775, 63125, 68175, 78275, 84537, 104625, 113625, 140895, 174375, 189375, 204525, 234825, 253611, 313875, 340875, 391375, 422685, 523125, 568125, 704475, 1022625, 1174125, 1268055, 1569375, 1704375, 1956875, 2113425, 3522375, 5113125, 5870625, 6340275, 10567125, 17611875, 31701375, 52835625, 158506875]

約数ペア:

[(1, 158506875), (3, 52835625), (5, 31701375), (9, 17611875), (15, 10567125), (25, 6340275), (27, 5870625), (31, 5113125), (45, 3522375), (75, 2113425), (81, 1956875), (93, 1704375), (101, 1569375), (125, 1268055), (135, 1174125), (155, 1022625), (225, 704475), (279, 568125), (303, 523125), (375, 422685), (405, 391375), (465, 340875), (505, 313875), (625, 253611), (675, 234825), (775, 204525), (837, 189375), (909, 174375), (1125, 140895), (1395, 113625), (1515, 104625), (1875, 84537), (2025, 78275), (2325, 68175), (2511, 63125), (2525, 62775), (2727, 58125), (3131, 50625), (3375, 46965), (3875, 40905), (4185, 37875), (4545, 34875), (5625, 28179), (6975, 22725), (7575, 20925), (8181, 19375), (9393, 16875), (10125, 15655), (11625, 13635), (12555, 12625)]