53877680

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 129929184

約数和(自身を除く): 76051504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 97, 106, 131, 194, 212, 262, 265, 388, 424, 485, 524, 530, 655, 776, 848, 970, 1048, 1060, 1310, 1552, 1940, 2096, 2120, 2620, 3880, 4240, 5141, 5240, 6943, 7760, 10282, 10480, 12707, 13886, 20564, 25414, 25705, 27772, 34715, 41128, 50828, 51410, 55544, 63535, 69430, 82256, 101656, 102820, 111088, 127070, 138860, 203312, 205640, 254140, 277720, 411280, 508280, 555440, 673471, 1016560, 1346942, 2693884, 3367355, 5387768, 6734710, 10775536, 13469420, 26938840, 53877680]

約数ペア:

[(1, 53877680), (2, 26938840), (4, 13469420), (5, 10775536), (8, 6734710), (10, 5387768), (16, 3367355), (20, 2693884), (40, 1346942), (53, 1016560), (80, 673471), (97, 555440), (106, 508280), (131, 411280), (194, 277720), (212, 254140), (262, 205640), (265, 203312), (388, 138860), (424, 127070), (485, 111088), (524, 102820), (530, 101656), (655, 82256), (776, 69430), (848, 63535), (970, 55544), (1048, 51410), (1060, 50828), (1310, 41128), (1552, 34715), (1940, 27772), (2096, 25705), (2120, 25414), (2620, 20564), (3880, 13886), (4240, 12707), (5141, 10480), (5240, 10282), (6943, 7760)]