83288240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{21247}}^1$

素因数の和:21274

約数の個数: 60

約数和(自身を含む): 225271296

約数和(自身を除く): 141983056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 21247, 42494, 84988, 106235, 148729, 169976, 212470, 297458, 339952, 424940, 594916, 743645, 849880, 1041103, 1189832, 1487290, 1699760, 2082206, 2379664, 2974580, 4164412, 5205515, 5949160, 8328824, 10411030, 11898320, 16657648, 20822060, 41644120, 83288240]

約数ペア:

[(1, 83288240), (2, 41644120), (4, 20822060), (5, 16657648), (7, 11898320), (8, 10411030), (10, 8328824), (14, 5949160), (16, 5205515), (20, 4164412), (28, 2974580), (35, 2379664), (40, 2082206), (49, 1699760), (56, 1487290), (70, 1189832), (80, 1041103), (98, 849880), (112, 743645), (140, 594916), (196, 424940), (245, 339952), (280, 297458), (392, 212470), (490, 169976), (560, 148729), (784, 106235), (980, 84988), (1960, 42494), (3920, 21247)]