49724140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 112910112

約数和(自身を除く): 63185972

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 97, 142, 190, 194, 284, 355, 361, 380, 388, 485, 710, 722, 970, 1349, 1420, 1444, 1805, 1843, 1940, 2698, 3610, 3686, 5396, 6745, 6887, 7220, 7372, 9215, 13490, 13774, 18430, 25631, 26980, 27548, 34435, 35017, 36860, 51262, 68870, 70034, 102524, 128155, 130853, 137740, 140068, 175085, 256310, 261706, 350170, 512620, 523412, 654265, 700340, 1308530, 2486207, 2617060, 4972414, 9944828, 12431035, 24862070, 49724140]

約数ペア:

[(1, 49724140), (2, 24862070), (4, 12431035), (5, 9944828), (10, 4972414), (19, 2617060), (20, 2486207), (38, 1308530), (71, 700340), (76, 654265), (95, 523412), (97, 512620), (142, 350170), (190, 261706), (194, 256310), (284, 175085), (355, 140068), (361, 137740), (380, 130853), (388, 128155), (485, 102524), (710, 70034), (722, 68870), (970, 51262), (1349, 36860), (1420, 35017), (1444, 34435), (1805, 27548), (1843, 26980), (1940, 25631), (2698, 18430), (3610, 13774), (3686, 13490), (5396, 9215), (6745, 7372), (6887, 7220)]