78215872

素因数分解:

$2^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2459}}^1$

素因数の和:2549

約数の個数: 56

約数和(自身を含む): 179953920

約数和(自身を除く): 101738048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 142, 224, 284, 448, 497, 568, 994, 1136, 1988, 2272, 2459, 3976, 4544, 4918, 7952, 9836, 15904, 17213, 19672, 31808, 34426, 39344, 68852, 78688, 137704, 157376, 174589, 275408, 349178, 550816, 698356, 1101632, 1222123, 1396712, 2444246, 2793424, 4888492, 5586848, 9776984, 11173696, 19553968, 39107936, 78215872]

約数ペア:

[(1, 78215872), (2, 39107936), (4, 19553968), (7, 11173696), (8, 9776984), (14, 5586848), (16, 4888492), (28, 2793424), (32, 2444246), (56, 1396712), (64, 1222123), (71, 1101632), (112, 698356), (142, 550816), (224, 349178), (284, 275408), (448, 174589), (497, 157376), (568, 137704), (994, 78688), (1136, 68852), (1988, 39344), (2272, 34426), (2459, 31808), (3976, 19672), (4544, 17213), (4918, 15904), (7952, 9836)]