155131875

素因数分解:

$3^3\times 5^4\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:375

約数の個数: 80

約数和(自身を含む): 298029600

約数和(自身を除く): 142897725

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 87, 125, 135, 145, 225, 261, 317, 375, 435, 625, 675, 725, 783, 951, 1125, 1305, 1585, 1875, 2175, 2853, 3375, 3625, 3915, 4755, 5625, 6525, 7925, 8559, 9193, 10875, 14265, 16875, 18125, 19575, 23775, 27579, 32625, 39625, 42795, 45965, 54375, 71325, 82737, 97875, 118875, 137895, 163125, 198125, 213975, 229825, 248211, 356625, 413685, 489375, 594375, 689475, 1069875, 1149125, 1241055, 1783125, 2068425, 3447375, 5349375, 5745625, 6205275, 10342125, 17236875, 31026375, 51710625, 155131875]

約数ペア:

[(1, 155131875), (3, 51710625), (5, 31026375), (9, 17236875), (15, 10342125), (25, 6205275), (27, 5745625), (29, 5349375), (45, 3447375), (75, 2068425), (87, 1783125), (125, 1241055), (135, 1149125), (145, 1069875), (225, 689475), (261, 594375), (317, 489375), (375, 413685), (435, 356625), (625, 248211), (675, 229825), (725, 213975), (783, 198125), (951, 163125), (1125, 137895), (1305, 118875), (1585, 97875), (1875, 82737), (2175, 71325), (2853, 54375), (3375, 45965), (3625, 42795), (3915, 39625), (4755, 32625), (5625, 27579), (6525, 23775), (7925, 19575), (8559, 18125), (9193, 16875), (10875, 14265)]