80540496

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:301

約数の個数: 120

約数和(自身を含む): 234768456

約数和(自身を除く): 154227960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 61, 72, 106, 122, 144, 159, 173, 183, 212, 244, 318, 346, 366, 424, 477, 488, 519, 549, 636, 692, 732, 848, 954, 976, 1038, 1098, 1272, 1384, 1464, 1557, 1908, 2076, 2196, 2544, 2768, 2928, 3114, 3233, 3816, 4152, 4392, 6228, 6466, 7632, 8304, 8784, 9169, 9699, 10553, 12456, 12932, 18338, 19398, 21106, 24912, 25864, 27507, 29097, 31659, 36676, 38796, 42212, 51728, 55014, 58194, 63318, 73352, 77592, 82521, 84424, 94977, 110028, 116388, 126636, 146704, 155184, 165042, 168848, 189954, 220056, 232776, 253272, 330084, 379908, 440112, 465552, 506544, 559309, 660168, 759816, 1118618, 1320336, 1519632, 1677927, 2237236, 3355854, 4474472, 5033781, 6711708, 8948944, 10067562, 13423416, 20135124, 26846832, 40270248, 80540496]

約数ペア:

[(1, 80540496), (2, 40270248), (3, 26846832), (4, 20135124), (6, 13423416), (8, 10067562), (9, 8948944), (12, 6711708), (16, 5033781), (18, 4474472), (24, 3355854), (36, 2237236), (48, 1677927), (53, 1519632), (61, 1320336), (72, 1118618), (106, 759816), (122, 660168), (144, 559309), (159, 506544), (173, 465552), (183, 440112), (212, 379908), (244, 330084), (318, 253272), (346, 232776), (366, 220056), (424, 189954), (477, 168848), (488, 165042), (519, 155184), (549, 146704), (636, 126636), (692, 116388), (732, 110028), (848, 94977), (954, 84424), (976, 82521), (1038, 77592), (1098, 73352), (1272, 63318), (1384, 58194), (1464, 55014), (1557, 51728), (1908, 42212), (2076, 38796), (2196, 36676), (2544, 31659), (2768, 29097), (2928, 27507), (3114, 25864), (3233, 24912), (3816, 21106), (4152, 19398), (4392, 18338), (6228, 12932), (6466, 12456), (7632, 10553), (8304, 9699), (8784, 9169)]