79581820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 182863296

約数和(自身を除く): 103281476

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 43, 61, 74, 82, 86, 122, 148, 164, 172, 185, 205, 215, 244, 305, 370, 410, 430, 610, 740, 820, 860, 1220, 1517, 1591, 1763, 2257, 2501, 2623, 3034, 3182, 3526, 4514, 5002, 5246, 6068, 6364, 7052, 7585, 7955, 8815, 9028, 10004, 10492, 11285, 12505, 13115, 15170, 15910, 17630, 22570, 25010, 26230, 30340, 31820, 35260, 45140, 50020, 52460, 65231, 92537, 97051, 107543, 130462, 185074, 194102, 215086, 260924, 326155, 370148, 388204, 430172, 462685, 485255, 537715, 652310, 925370, 970510, 1075430, 1304620, 1850740, 1941020, 2150860, 3979091, 7958182, 15916364, 19895455, 39790910, 79581820]

約数ペア:

[(1, 79581820), (2, 39790910), (4, 19895455), (5, 15916364), (10, 7958182), (20, 3979091), (37, 2150860), (41, 1941020), (43, 1850740), (61, 1304620), (74, 1075430), (82, 970510), (86, 925370), (122, 652310), (148, 537715), (164, 485255), (172, 462685), (185, 430172), (205, 388204), (215, 370148), (244, 326155), (305, 260924), (370, 215086), (410, 194102), (430, 185074), (610, 130462), (740, 107543), (820, 97051), (860, 92537), (1220, 65231), (1517, 52460), (1591, 50020), (1763, 45140), (2257, 35260), (2501, 31820), (2623, 30340), (3034, 26230), (3182, 25010), (3526, 22570), (4514, 17630), (5002, 15910), (5246, 15170), (6068, 13115), (6364, 12505), (7052, 11285), (7585, 10492), (7955, 10004), (8815, 9028)]