162718720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:607

約数の個数: 88

約数和(自身を含む): 397494648

約数和(自身を除く): 234775928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 521, 610, 640, 976, 1024, 1042, 1220, 1280, 1952, 2084, 2440, 2560, 2605, 3904, 4168, 4880, 5120, 5210, 7808, 8336, 9760, 10420, 15616, 16672, 19520, 20840, 31232, 31781, 33344, 39040, 41680, 62464, 63562, 66688, 78080, 83360, 127124, 133376, 156160, 158905, 166720, 254248, 266752, 312320, 317810, 333440, 508496, 533504, 635620, 666880, 1016992, 1271240, 1333760, 2033984, 2542480, 2667520, 4067968, 5084960, 8135936, 10169920, 16271872, 20339840, 32543744, 40679680, 81359360, 162718720]

約数ペア:

[(1, 162718720), (2, 81359360), (4, 40679680), (5, 32543744), (8, 20339840), (10, 16271872), (16, 10169920), (20, 8135936), (32, 5084960), (40, 4067968), (61, 2667520), (64, 2542480), (80, 2033984), (122, 1333760), (128, 1271240), (160, 1016992), (244, 666880), (256, 635620), (305, 533504), (320, 508496), (488, 333440), (512, 317810), (521, 312320), (610, 266752), (640, 254248), (976, 166720), (1024, 158905), (1042, 156160), (1220, 133376), (1280, 127124), (1952, 83360), (2084, 78080), (2440, 66688), (2560, 63562), (2605, 62464), (3904, 41680), (4168, 39040), (4880, 33344), (5120, 31781), (5210, 31232), (7808, 20840), (8336, 19520), (9760, 16672), (10420, 15616)]