68862555

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 131472432

約数和(自身を除く): 62609877

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 157, 171, 243, 285, 361, 405, 471, 513, 785, 855, 1083, 1215, 1413, 1539, 1805, 2355, 2565, 2983, 3249, 4239, 4617, 5415, 7065, 7695, 8949, 9747, 12717, 14915, 16245, 21195, 23085, 26847, 29241, 38151, 44745, 48735, 56677, 63585, 80541, 87723, 134235, 146205, 170031, 190755, 241623, 283385, 402705, 438615, 510093, 724869, 850155, 1208115, 1530279, 2550465, 3624345, 4590837, 7651395, 13772511, 22954185, 68862555]

約数ペア:

[(1, 68862555), (3, 22954185), (5, 13772511), (9, 7651395), (15, 4590837), (19, 3624345), (27, 2550465), (45, 1530279), (57, 1208115), (81, 850155), (95, 724869), (135, 510093), (157, 438615), (171, 402705), (243, 283385), (285, 241623), (361, 190755), (405, 170031), (471, 146205), (513, 134235), (785, 87723), (855, 80541), (1083, 63585), (1215, 56677), (1413, 48735), (1539, 44745), (1805, 38151), (2355, 29241), (2565, 26847), (2983, 23085), (3249, 21195), (4239, 16245), (4617, 14915), (5415, 12717), (7065, 9747), (7695, 8949)]