78411140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 187536384

約数和(自身を除く): 109125244

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 37, 46, 68, 74, 85, 92, 115, 148, 170, 185, 230, 271, 340, 370, 391, 460, 542, 629, 740, 782, 851, 1084, 1258, 1355, 1564, 1702, 1955, 2516, 2710, 3145, 3404, 3910, 4255, 4607, 5420, 6233, 6290, 7820, 8510, 9214, 10027, 12466, 12580, 14467, 17020, 18428, 20054, 23035, 24932, 28934, 31165, 40108, 46070, 50135, 57868, 62330, 72335, 92140, 100270, 105961, 124660, 144670, 170459, 200540, 211922, 230621, 289340, 340918, 423844, 461242, 529805, 681836, 852295, 922484, 1059610, 1153105, 1704590, 2119220, 2306210, 3409180, 3920557, 4612420, 7841114, 15682228, 19602785, 39205570, 78411140]

約数ペア:

[(1, 78411140), (2, 39205570), (4, 19602785), (5, 15682228), (10, 7841114), (17, 4612420), (20, 3920557), (23, 3409180), (34, 2306210), (37, 2119220), (46, 1704590), (68, 1153105), (74, 1059610), (85, 922484), (92, 852295), (115, 681836), (148, 529805), (170, 461242), (185, 423844), (230, 340918), (271, 289340), (340, 230621), (370, 211922), (391, 200540), (460, 170459), (542, 144670), (629, 124660), (740, 105961), (782, 100270), (851, 92140), (1084, 72335), (1258, 62330), (1355, 57868), (1564, 50135), (1702, 46070), (1955, 40108), (2516, 31165), (2710, 28934), (3145, 24932), (3404, 23035), (3910, 20054), (4255, 18428), (4607, 17020), (5420, 14467), (6233, 12580), (6290, 12466), (7820, 10027), (8510, 9214)]