1301818690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{2671}}^1$

素因数の和:2803

約数の個数: 64

約数和(自身を含む): 2576406528

約数和(自身を除く): 1274587838

約数列:

[1, 2, 5, 10, 17, 34, 47, 61, 85, 94, 122, 170, 235, 305, 470, 610, 799, 1037, 1598, 2074, 2671, 2867, 3995, 5185, 5342, 5734, 7990, 10370, 13355, 14335, 26710, 28670, 45407, 48739, 90814, 97478, 125537, 162931, 227035, 243695, 251074, 325862, 454070, 487390, 627685, 814655, 1255370, 1629310, 2134129, 2769827, 4268258, 5539654, 7657757, 10670645, 13849135, 15315514, 21341290, 27698270, 38288785, 76577570, 130181869, 260363738, 650909345, 1301818690]

約数ペア:

[(1, 1301818690), (2, 650909345), (5, 260363738), (10, 130181869), (17, 76577570), (34, 38288785), (47, 27698270), (61, 21341290), (85, 15315514), (94, 13849135), (122, 10670645), (170, 7657757), (235, 5539654), (305, 4268258), (470, 2769827), (610, 2134129), (799, 1629310), (1037, 1255370), (1598, 814655), (2074, 627685), (2671, 487390), (2867, 454070), (3995, 325862), (5185, 251074), (5342, 243695), (5734, 227035), (7990, 162931), (10370, 125537), (13355, 97478), (14335, 90814), (26710, 48739), (28670, 45407)]