388638525

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 728524800

約数和(自身を除く): 339886275

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 67, 75, 79, 89, 165, 201, 237, 267, 275, 335, 395, 445, 737, 825, 869, 979, 1005, 1185, 1335, 1675, 1975, 2211, 2225, 2607, 2937, 3685, 4345, 4895, 5025, 5293, 5925, 5963, 6675, 7031, 11055, 13035, 14685, 15879, 17889, 18425, 21093, 21725, 24475, 26465, 29815, 35155, 55275, 58223, 65175, 65593, 73425, 77341, 79395, 89445, 105465, 132325, 149075, 174669, 175775, 196779, 232023, 291115, 327965, 386705, 396975, 447225, 471077, 527325, 873345, 983895, 1160115, 1413231, 1455575, 1639825, 1933525, 2355385, 4366725, 4919475, 5181847, 5800575, 7066155, 11776925, 15545541, 25909235, 35330775, 77727705, 129546175, 388638525]

約数ペア:

[(1, 388638525), (3, 129546175), (5, 77727705), (11, 35330775), (15, 25909235), (25, 15545541), (33, 11776925), (55, 7066155), (67, 5800575), (75, 5181847), (79, 4919475), (89, 4366725), (165, 2355385), (201, 1933525), (237, 1639825), (267, 1455575), (275, 1413231), (335, 1160115), (395, 983895), (445, 873345), (737, 527325), (825, 471077), (869, 447225), (979, 396975), (1005, 386705), (1185, 327965), (1335, 291115), (1675, 232023), (1975, 196779), (2211, 175775), (2225, 174669), (2607, 149075), (2937, 132325), (3685, 105465), (4345, 89445), (4895, 79395), (5025, 77341), (5293, 73425), (5925, 65593), (5963, 65175), (6675, 58223), (7031, 55275), (11055, 35155), (13035, 29815), (14685, 26465), (15879, 24475), (17889, 21725), (18425, 21093)]