78204196

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 167822592

約数和(自身を除く): 89618396

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 61, 62, 98, 122, 124, 196, 211, 217, 244, 422, 427, 434, 844, 854, 868, 1477, 1519, 1708, 1891, 2954, 2989, 3038, 3782, 5908, 5978, 6076, 6541, 7564, 10339, 11956, 12871, 13082, 13237, 20678, 25742, 26164, 26474, 41356, 45787, 51484, 52948, 90097, 91574, 92659, 180194, 183148, 185318, 320509, 360388, 370636, 399001, 630679, 641018, 798002, 1261358, 1282036, 1596004, 2522716, 2793007, 5586014, 11172028, 19551049, 39102098, 78204196]

約数ペア:

[(1, 78204196), (2, 39102098), (4, 19551049), (7, 11172028), (14, 5586014), (28, 2793007), (31, 2522716), (49, 1596004), (61, 1282036), (62, 1261358), (98, 798002), (122, 641018), (124, 630679), (196, 399001), (211, 370636), (217, 360388), (244, 320509), (422, 185318), (427, 183148), (434, 180194), (844, 92659), (854, 91574), (868, 90097), (1477, 52948), (1519, 51484), (1708, 45787), (1891, 41356), (2954, 26474), (2989, 26164), (3038, 25742), (3782, 20678), (5908, 13237), (5978, 13082), (6076, 12871), (6541, 11956), (7564, 10339)]